Dyfyniad APA

Zimbardo, P. G., & Philip G. Zimbardo; Richard M. Sword; Rosemary K.M. Sword. The: Overcoming PTSD with the new psychology of time perspective therapy. San Francisco: Jossey-Bass.

Dyfyniad Arddull Chicago

Zimbardo, Philip G., và Philip G. Zimbardo; Richard M. Sword; Rosemary K.M. Sword. The: Overcoming PTSD With the New Psychology of Time Perspective Therapy. San Francisco: Jossey-Bass.

Dyfyniad MLA

Zimbardo, Philip G., và Philip G. Zimbardo; Richard M. Sword; Rosemary K.M. Sword. The: Overcoming PTSD With the New Psychology of Time Perspective Therapy. San Francisco: Jossey-Bass.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.