APA-Zitierstil (7. Ausg.)

Williams, T. A. (1979). Mental health in the 21st century. Lexington Books.

Chicago-Zitierstil (17. Ausg.)

Williams, Thomas A. Mental Health in the 21st Century. Lexington, Mass. [u.a.]: Lexington Books, 1979.

MLA-Zitierstil (9. Ausg.)

Williams, Thomas A. Mental Health in the 21st Century. Lexington Books, 1979.