APA

Lyman G. H. ., Cassidy J., . (2011). Oxford American mini-handbook of gastrointestinal cancers. New York: Oxford University Press.

Chicago

Lyman Gary H, Cassidy Jim, . 2011. Oxford American mini-handbook of gastrointestinal cancers. New York: Oxford University Press.

Harvard

Lyman G. H. ., Cassidy J., . (2011). Oxford American mini-handbook of gastrointestinal cancers. New York: Oxford University Press.

MLA

Lyman Gary H, Cassidy Jim, . Oxford American mini-handbook of gastrointestinal cancers. New York: Oxford University Press. 2011.