Cita APA (7th ed.)

Grant, D., & McBride, P. (2000). The caterer and hotelkeeper guide to the internet. Butterworth-Heinemann.

Cita Chicago (17th ed.)

Grant, David, i Peter McBride. The Caterer and Hotelkeeper Guide to the Internet. Oxford: Butterworth-Heinemann, 2000.

Cita MLA (9th ed.)

Grant, David, i Peter McBride. The Caterer and Hotelkeeper Guide to the Internet. Butterworth-Heinemann, 2000.