APA
Rose S. R., Keystone J. S., . (2006). International travel health guide, 2006-2007. Philadelphia: Mosby.
Chicago
Rose Stuart R, Keystone Jay S, . 2006. International travel health guide, 2006-2007. Philadelphia: Mosby.
Harvard
Rose S. R., Keystone J. S., . (2006). International travel health guide, 2006-2007. Philadelphia: Mosby.
MLA
Rose Stuart R, Keystone Jay S, . International travel health guide, 2006-2007. Philadelphia: Mosby. 2006.