Cita APA

Knoll, R. E., & Knoll, R. E. (1992). University of Nebraska: A timeless experience. Lincoln, Nebr.: Tidball Productions.

Citación estilo Chicago

Knoll, Robert E., y Robert E. Knoll. University of Nebraska: A Timeless Experience. Lincoln, Nebr.: Tidball Productions, 1992.

Cita MLA

Knoll, Robert E., y Robert E. Knoll. University of Nebraska: A Timeless Experience. Lincoln, Nebr.: Tidball Productions, 1992.