Recruitment refers to the process of identifying, attracting, and hiring potential candidates for a job vacancy within an organization. It is a crucial function of Human Resource Management (HRM) that involves a series of activities aimed at ensuring that the right people with the necessary skills and qualifications are hired for the job.

Source of Recruitment
There are several sources of recruitment that organizations can use to attract potential candidates. These sources include:

1. Internal sources: Organizations can use their existing workforce to fill job vacancies by promoting existing employees or by providing opportunities for internal transfers.

2. External sources: Organizations can reach out to external candidates through various means such as advertising on job boards, social media, and other online platforms.

3. Referrals: Organizations can receive referrals from current employees, business partners, or other stakeholders.

4. Recruitment agencies: Organizations can use recruitment agencies to identify and hire potential candidates.

5. Campus recruitment: Organizations can visit schools and colleges to identify potential candidates and offer them job opportunities.

Legacy of HRM
The legacy of HRM refers to the history and evolution of HRM practices from its early beginnings to the present day. HRM has evolved from a transactional function that focused on administrative tasks such as payroll and benefits management to a strategic function that is critical to the success of an organization.

HRM has played a crucial role in shaping the modern workplace by introducing various practices such as performance management, talent management, and employee engagement. HRM has also been instrumental in improving the way organizations manage their workforce by introducing technology-driven solutions such as HR information systems, which have made it easier to manage employee data and automate HR processes.

In conclusion, recruitment is a critical function of HRM that involves identifying and hiring potential candidates for job vacancies within an organization. There are several sources of recruitment that organizations can use, including internal, external, referrals, recruitment agencies, and campus recruitment. The legacy of HRM has played a crucial role in shaping the modern workplace by introducing various practices and technology-driven solutions aimed at improving the way organizations manage their workforce.