APA (7th ed.) Citation
(1990). Your guide to good health (1.vyd.). The World Book,Inc.
Chicago Style (17th ed.) Citation
Your Guide to Good Health. 1.vyd. Chicago: The World Book,Inc, 1990.
MLA (9th ed.) Citation
Your Guide to Good Health. 1.vyd. The World Book,Inc, 1990.
Warning: These citations may not always be 100% accurate.