APA引文

Portman, M. E. (2017). Generalized anxiety disorder across the lifespan: An integrative approach. Springer.

Chicago Style Citation

Portman, Michael E. Generalized Anxiety Disorder Across the Lifespan: An Integrative Approach. Springer, 2017.

MLA引文

Portman, Michael E. Generalized Anxiety Disorder Across the Lifespan: An Integrative Approach. Springer, 2017.

警告：這些引文格式不一定是100％准確.