Cita APA (7th ed.)

Peck, L. B. (1974). Focus on food. Webster Division, McGraw-Hill.

Cita Chicago (17th ed.)

Peck, Leilani Brinkley. Focus on Food. New York: Webster Division, McGraw-Hill, 1974.

Cita MLA (9th ed.)

Peck, Leilani Brinkley. Focus on Food. Webster Division, McGraw-Hill, 1974.