Cita APA (7a ed.)

Shapiro, M., & Lieb, K. (2008). Guatemala: A journey through the land of the Maya. Purple Moon Publications.

Cita Chicago Style (17a ed.)

Shapiro, Michael, y Kraig Lieb. Guatemala: A Journey Through the Land of the Maya. Monte Rio, California: Purple Moon Publications, 2008.

Cita MLA (9a ed.)

Shapiro, Michael, y Kraig Lieb. Guatemala: A Journey Through the Land of the Maya. Purple Moon Publications, 2008.