APA (7th ed.) Citation

Bulgakov, M., & Proffer, E. (1977). Neizdannyi Bulgakov: Teksty i materialy. Ardis.

Chicago Style (17th ed.) Citation

Bulgakov, Mikhail, and Ellendea Proffer. Neizdannyi Bulgakov: Teksty I Materialy. Ann Arbor: Ardis, 1977.

MLA (9th ed.) Citation

Bulgakov, Mikhail, and Ellendea Proffer. Neizdannyi Bulgakov: Teksty I Materialy. Ardis, 1977.