Citazione Stile APA (7a Edizione)

Williams, T., Poxon, E. M., & Poxon, J. D. (1982). South and Central America: West Indies to Antarctica (1. publ., reprinted.). Pergamon Pr.

Citazione stile Chigago Style (17a edizione)

Williams, Tony, E. M. Poxon, e J. D. Poxon. South and Central America: West Indies to Antarctica. 1. publ., reprinted. Exeter [u.a.]: Pergamon Pr, 1982.

Citatione MLA (9a ed.)

Williams, Tony, et al. South and Central America: West Indies to Antarctica. 1. publ., reprinted. Pergamon Pr, 1982.