Citazione Stile APA (7a Edizione)

Lumsden, L. P. (1977). Towards a reinforcement view of occupational behavior. Psychological Services Branch ].

Citazione stile Chigago Style (17a edizione)

Lumsden, L. P. Towards a Reinforcement View of Occupational Behavior. [Port Moresby: Psychological Services Branch ], 1977.

Citatione MLA (9a ed.)

Lumsden, L. P. Towards a Reinforcement View of Occupational Behavior. Psychological Services Branch ], 1977.