Citazione Stile APA (7a Edizione)

Westlake, D. E. (1972). I gave at the office. Hodder and Stoughton.

Citazione stile Chigago Style (17a edizione)

Westlake, Donald E. I Gave at the Office. London: Hodder and Stoughton, 1972.

Citatione MLA (8a ed.)

Westlake, Donald E. I Gave at the Office. Hodder and Stoughton, 1972.