Youdin, R. (2016). Psychology of aging 101. Springer.
芝加哥风格引文Youdin, Robert. Psychology of Aging 101. New York: Springer, 2016.
MLA引文Youdin, Robert. Psychology of Aging 101. Springer, 2016.
警告：这些引文格式不一定是100％准确.
APA引文
Youdin, R. (2016). Psychology of aging 101. Springer.
芝加哥风格引文Youdin, Robert. Psychology of Aging 101. New York: Springer, 2016.
MLA引文Youdin, Robert. Psychology of Aging 101. Springer, 2016.