Citazione Stile APA (7a Edizione)

Lawrence, T. G. (1969). Your health and safety. Harcourt, Brace & World.

Citazione stile Chigago Style (17a edizione)

Lawrence, Thomas Gordon. Your Health and Safety. New York: Harcourt, Brace & World, 1969.

Citatione MLA (9a ed.)

Lawrence, Thomas Gordon. Your Health and Safety. Harcourt, Brace & World, 1969.