APA (7th ed.) Citation

Perrottet, T., Gil, E., & Hoefer, H. (1996). South America (2nd ed.). APA Publications (HK).

Chicago Style (17th ed.) Citation

Perrottet, Tony, Eduardo Gil, and Hans Hoefer. South America. 2nd ed. [Hong Kong]: APA Publications (HK), 1996.

MLA (9th ed.) Citation

Perrottet, Tony, et al. South America. 2nd ed. APA Publications (HK), 1996.