Παραπομπή σε μορφή APA (7η εκδ.)

Hughes, G. D. (1966). Research parks form the community viewpoint. Graduate School of Business and Public Administration.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hughes, George David. Research Parks Form the Community Viewpoint. [Ithaca, N.Y.]: Graduate School of Business and Public Administration, 1966.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hughes, George David. Research Parks Form the Community Viewpoint. Graduate School of Business and Public Administration, 1966.