Citazione Stile APA (7a Edizione)

Gibbs,Jack P. (1961). Urban research methods: Edited by Jack P. Gibbs. D. Van Nostrand Co., Inc.

Citazione stile Chigago Style (17a edizione)

Gibbs,Jack P. Urban Research Methods: Edited by Jack P. Gibbs. Princeton, New Jersey: D. Van Nostrand Co., Inc, 1961.

Citatione MLA (9a ed.)

Gibbs,Jack P. Urban Research Methods: Edited by Jack P. Gibbs. D. Van Nostrand Co., Inc, 1961.