Citazione Stile APA (7a Edizione)

Robottom, J., & Williams, B. (1971). Food and people (1. publ., 2. impression.). Longman.

Citazione stile Chigago Style (17a edizione)

Robottom, John, e Barry Williams. Food and People. 1. publ., 2. impression. London: Longman, 1971.

Citatione MLA (9a ed.)

Robottom, John, e Barry Williams. Food and People. 1. publ., 2. impression. Longman, 1971.