APA (7e ed.) Bronvermelding

Kain, D. L. (2003). Problem-based learning for teachers, grades 6-12. Allyn and Bacon.

Chicago (17e ed.) Bronvermelding

Kain, Daniel L. Problem-based Learning for Teachers, Grades 6-12. Boston: Allyn and Bacon, 2003.

MLA (9e ed.) Bronvermelding

Kain, Daniel L. Problem-based Learning for Teachers, Grades 6-12. Allyn and Bacon, 2003.