APA Edition Citation

Norman F Billups. (1980). American drug index 1981 (25.). J B Lippincott co.

Chicago Edition Citation

Norman F Billups. American Drug Index 1981. 25. J B Lippincott co, 1980.

MLA Edition Citation

Norman F Billups. American Drug Index 1981. 25. J B Lippincott co, 1980.

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