APA (7th ed.) Citation

Ullrich, H. D. (1981). Health maintenance through food and nutrition: A guide to information sources. Gale Research Co..

Chicago Style (17th ed.) Citation

Ullrich, Helen D. Health Maintenance Through Food and Nutrition: A Guide to Information Sources. Detroit, Mich.: Gale Research Co., 1981.

MLA (9th ed.) Citation

Ullrich, Helen D. Health Maintenance Through Food and Nutrition: A Guide to Information Sources. Gale Research Co., 1981.