Cita APA

Boles, D. W., & David W. Boles. (2008). Picture yourself learning Mac OS x 10.5 Leopard. Boston, MA: Thompson Course Technology.

Citación estilo Chicago

Boles, David W., y David W. Boles. Picture Yourself Learning Mac OS X 10.5 Leopard. Boston, MA: Thompson Course Technology, 2008.

Cita MLA

Boles, David W., y David W. Boles. Picture Yourself Learning Mac OS X 10.5 Leopard. Boston, MA: Thompson Course Technology, 2008.