APA Style

Easwood, Cregory L. (1994). Manual of Clinical gastroenterology (NULL). NULL: Li Hil Brown Comp.

Chicago Style

Easwood, Cregory L. Manual of Clinical gastroenterology. NULL NULL: Li Hil Brown Comp, 1994. Text.

MLA Style

Easwood, Cregory L. Manual of Clinical gastroenterology. NULL NULL: Li Hil Brown Comp, 1994. Text.

Turabian Style

Easwood, Cregory L. Manual of Clinical gastroenterology. NULL NULL: Li Hil Brown Comp, 1994. Print.