Cita APA (7a ed.)

Philippines. Department of Labor. (1972). The Department of Labor: 1966 to 1972. s.n.].

Cita Chicago Style (17a ed.)

Philippines. Department of Labor. The Department of Labor: 1966 to 1972. [s.l: s.n.], 1972.

Cita MLA (9a ed.)

Philippines. Department of Labor. The Department of Labor: 1966 to 1972. s.n.], 1972.