Cita APA (7th ed.)

Johnson, D. W., Johnson, R. T., & Smith, K. A. (2006). Active learning: Cooperation in the college classroom (3a. ed.). Interaction Book Company.

Cita Chicago (17th ed.)

Johnson, David W., Roger T. Johnson, i Karl A. Smith. Active Learning: Cooperation in the College Classroom. 3a. ed. Interaction Book Company, 2006.

Cita MLA (9th ed.)

Johnson, David W., et al. Active Learning: Cooperation in the College Classroom. 3a. ed. Interaction Book Company, 2006.