APA Citation

Said, H. M., & Ghishan, F. K. Physiology of the gastrointestinal tract.

Chicago Style Citation

Said, Hamid M., and Fayez K. Ghishan. Physiology of the Gastrointestinal Tract.

MLA Citation

Said, Hamid M., and Fayez K. Ghishan. Physiology of the Gastrointestinal Tract.

Warning: These citations may not always be 100% accurate.