APA (7th ed.) Citation

(1980). Tumors of the small intestine. Year Book Med. Publ.

Chicago Style (17th ed.) Citation

Tumors of the Small Intestine. Chicago, Ill: Year Book Med. Publ, 1980.

MLA (9th ed.) Citation

Tumors of the Small Intestine. Year Book Med. Publ, 1980.

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