Παραπομπή APA

Goldstein, E. H., & Moreland, W. D. Pioneers in adult education.

Παραπομπή Chicago Style

Goldstein, Erwin H., και Willis D. Moreland. Pioneers in Adult Education. Chicago, Nelson-Hall Publishers.

Παραπομπή MLA

Goldstein, Erwin H., και Willis D. Moreland. Pioneers in Adult Education.