APA引文

Planet, L. (2011). 48 hours in greater denver: Usa trips travel guide book (1.).

Chicago Style (17th ed.) Citation

Planet, Lonely. 48 Hours in Greater Denver: Usa Trips Travel Guide Book. 1. 2011.

MLA引文

Planet, Lonely. 48 Hours in Greater Denver: Usa Trips Travel Guide Book. 1. 2011.

警告：這些引文格式不一定是100％准確.