Παραπομπή σε μορφή APA (7η εκδ.)

Greenwood, N. A., & Howard, J. R. (2011). First contact: Teaching and learning in introductory sociology. Rowman & Littlefield Publishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Greenwood, Nancy A., και Jay R. Howard. First Contact: Teaching and Learning in Introductory Sociology. Lanham: Rowman & Littlefield Publishers, 2011.

Παραπομπή σε μορφή MLA (9th εκδ.)

Greenwood, Nancy A., και Jay R. Howard. First Contact: Teaching and Learning in Introductory Sociology. Rowman & Littlefield Publishers, 2011.