APA-viite (7. p.)

Ople, B. F. (1981). Workers, managers, elites: The human spectrum of development. Institute of Labor and Manpower Studies.

Chicago-viite (17. p.)

Ople, Blas F. Workers, Managers, Elites: The Human Spectrum of Development. Manila: Institute of Labor and Manpower Studies, 1981.

MLA-viite (9. p.)

Ople, Blas F. Workers, Managers, Elites: The Human Spectrum of Development. Institute of Labor and Manpower Studies, 1981.