APA-viite (7. p.)

Sobel, I., & Wilcock, R. C. (1966). Placement techniques for older workers. Organisation for Economic Cooperation and Development, Manpower and Social Affairs Directorate, Social Affairs Division.

Chicago-viite (17. p.)

Sobel, Irvin, ja Richard C. Wilcock. Placement Techniques for Older Workers. [Paris]: Organisation for Economic Cooperation and Development, Manpower and Social Affairs Directorate, Social Affairs Division, 1966.

MLA-viite (8. p.)

Sobel, Irvin, ja Richard C. Wilcock. Placement Techniques for Older Workers. Organisation for Economic Cooperation and Development, Manpower and Social Affairs Directorate, Social Affairs Division, 1966.