Finley, John Norville Gibson (July 1, 1952). Progress Report of the Northern Virginia University Center. „"The report that follows is a progress report on the Northern Virginia University Center since its beginnings in 1949 by its Local Director, Professor J. N. G. Finley." George B. Zehmer, Director Extension Division University of Virginia“დაარქივებული February 20, 2017[Date mismatch], საიტზე Wayback Machine.Category:Webarchive-ის თარგის შეტყობინებები
Finley, John Norville Gibson (July 1, 1952). Progress Report of the Northern Virginia University Center. „"The report that follows is a progress report on the Northern Virginia University Center since its beginnings in 1949 by its Local Director, Professor J. N. G. Finley." George B. Zehmer, Director Extension Division University of Virginia“დაარქივებული February 20, 2017[Date mismatch], საიტზე Wayback Machine.Category:Webarchive-ის თარგის შეტყობინებები
wikidata.org
Integrated Postsecondary Education Data System — 1992.
