APA aipamena

Gutnam, o., & Popenoe, D. (1963). Urban studies ; present trends and future prospects in an emerging academic field. s.n.

Chicago Style aipamena

Gutnam, obert, and David Popenoe. Urban Studies ; Present Trends and Future Prospects in an Emerging Academic Field. Princeton, N. J: s.n, 1963.

MLA aipamena

Gutnam, obert, and David Popenoe. Urban Studies ; Present Trends and Future Prospects in an Emerging Academic Field. s.n, 1963.