Cita APA (7a ed.)

Liebert, R. M., Sprafkin, J. N., & Liebert, R. M. (1988). The early window: Effects of television on children and youth Pergamon general psychology series.

Cita Chicago Style (17a ed.)

Liebert, Robert M., Joyce N. Sprafkin, y Robert Mandel Liebert. "The Early Window: Effects of Television on Children and Youth." Pergamon General Psychology Series 1988.

Cita MLA (8a ed.)

Liebert, Robert M., et al. "The Early Window: Effects of Television on Children and Youth." Pergamon General Psychology Series, 1988.