APA (7th ed.) Citation

Riddle, J. T. E. (1989). The endocrine system and reproductive systems. Churchill Livingstone.

Chicago Style (17th ed.) Citation

Riddle, Janet T. E. The Endocrine System and Reproductive Systems. Edinburgh, Scotland: Churchill Livingstone, 1989.

MLA (9th ed.) Citation

Riddle, Janet T. E. The Endocrine System and Reproductive Systems. Churchill Livingstone, 1989.

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