Παραπομπή σε μορφή APA (7η εκδ.)

Fels, R., Buckles, S., & Johnson, W. L. (1979). Microeconomic problems & policies: Practice in thinking (4th ed.). West Pub. Co..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Fels, Rendigs, Stephen Buckles, και Walter L. Johnson. Microeconomic Problems & Policies: Practice in Thinking. 4th ed. St. Paul: West Pub. Co., 1979.

Παραπομπή σε μορφή MLA (8th εκδ.)

Fels, Rendigs, et al. Microeconomic Problems & Policies: Practice in Thinking. 4th ed. West Pub. Co., 1979.