APA

Nebraska Symposium on Motivation, Sonderegger Theo, NetLibrary Inc, QEMK & HTTP. (1992). Psychology and aging. Lincoln: University of Nebraska Press.

Chicago

Nebraska Symposium on Motivation, Sonderegger Theo, NetLibrary Inc, QEMK and HTTP. 1992. Psychology and aging. Lincoln: University of Nebraska Press.

Harvard

Nebraska Symposium on Motivation, Sonderegger Theo, NetLibrary Inc, QEMK and HTTP. (1992). Psychology and aging. Lincoln: University of Nebraska Press.

MLA

Nebraska Symposium on Motivation, Sonderegger Theo, NetLibrary Inc, QEMK and HTTP. Psychology and aging. Lincoln: University of Nebraska Press. 1992.