APA (7th ed.) Citation
LEVENSON, R., & ET AL. EMOTION, PHYSIOLOGY, AND EXPRESSION IN OLD AGE.
Chicago Style (17th ed.) Citation
LEVENSON, R.W, and ET AL. EMOTION, PHYSIOLOGY, AND EXPRESSION IN OLD AGE.
MLA (9th ed.) Citation
LEVENSON, R.W, and ET AL. EMOTION, PHYSIOLOGY, AND EXPRESSION IN OLD AGE.
Warning: These citations may not always be 100% accurate.