Cita APA (7th ed.)

Birkbeck, J. A., & Simmonds, M. (1991). The life diet: The no-fad diet book for every New Zealander. Viking Pacific.

Cita Chicago (17th ed.)

Birkbeck, J. A., i MaryRose Simmonds. The Life Diet: The No-fad Diet Book for Every New Zealander. Auckland, N.Z.: Viking Pacific, 1991.

Cita MLA (8th ed.)

Birkbeck, J. A., i MaryRose Simmonds. The Life Diet: The No-fad Diet Book for Every New Zealander. Viking Pacific, 1991.