Παραπομπή σε μορφή APA (7η εκδ.)

Williamson, J. B., Dalphin, J. R., & Karp, D. A. (1977). The research craft: An introduction to social science methods. Little, Brown.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Williamson, John B., John R. Dalphin, και David Allen Karp. The Research Craft: An Introduction to Social Science Methods. Boston: Little, Brown, 1977.

Παραπομπή σε μορφή MLA (9th εκδ.)

Williamson, John B., et al. The Research Craft: An Introduction to Social Science Methods. Little, Brown, 1977.