Citazione Stile APA (7a Edizione)

Cullen, R. M., Harris, M., & Hill, R. R. (2012). The learner-centered curriculum: Design and implementation. Jossey-Bass.

Citazione stile Chigago Style (17a edizione)

Cullen, Roxanne Mann, Michael Harris, e Reinhold R. Hill. The Learner-centered Curriculum: Design and Implementation. San Francisco, Calif: Jossey-Bass, 2012.

Citatione MLA (9a ed.)

Cullen, Roxanne Mann, et al. The Learner-centered Curriculum: Design and Implementation. Jossey-Bass, 2012.