Citazione Stile APA (7a Edizione)

Fry, P. (1971). Biological science: Laboratory book, a technical guide. Penguin Books.

Citazione stile Chigago Style (17a edizione)

Fry, Peter. Biological Science: Laboratory Book, a Technical Guide. Harmondsworth, England, United Kingdom: Penguin Books, 1971.

Citatione MLA (9a ed.)

Fry, Peter. Biological Science: Laboratory Book, a Technical Guide. Penguin Books, 1971.