APA引文

Waal, F. B. M. d. (2019). Mama's last hug: Animal emotions and what they tell us about ourselves (First edition.). W.W. Norton & Company.

Chicago Style (17th ed.) Citation

Waal, F. B. M. de. Mama's Last Hug: Animal Emotions and What They Tell Us About Ourselves. First edition. New York: W.W. Norton & Company, 2019.

MLA引文

Waal, F. B. M. de. Mama's Last Hug: Animal Emotions and What They Tell Us About Ourselves. First edition. W.W. Norton & Company, 2019.

警告：這些引文格式不一定是100％准確.