Citazione Stile APA (7a Edizione)

Dorošinskaâ, E., & Kručina-Bogdanov, V. I. (1979). Leningrad and its environs: A guide. Progress Publishers.

Citazione stile Chigago Style (17a edizione)

Dorošinskaâ, Elena, e Vadim Ivanovič Kručina-Bogdanov. Leningrad and Its Environs: A Guide. Moscow: Progress Publishers, 1979.

Citatione MLA (9a ed.)

Dorošinskaâ, Elena, e Vadim Ivanovič Kručina-Bogdanov. Leningrad and Its Environs: A Guide. Progress Publishers, 1979.