APA (7th ed.) Citation

Sumgin, M. I., & Demchinskiĭ, B. N. (1938). Zavoevanie Severa: V oblasti vechnoĭ merzloty. Izd-vo Akademii nauk SSSR.

Chicago Style (17th ed.) Citation

Sumgin, M. I., and Boris Nikolaevich Demchinskiĭ. Zavoevanie Severa: V Oblasti Vechnoĭ Merzloty. Moskva: Izd-vo Akademii nauk SSSR, 1938.

MLA (8th ed.) Citation

Sumgin, M. I., and Boris Nikolaevich Demchinskiĭ. Zavoevanie Severa: V Oblasti Vechnoĭ Merzloty. Izd-vo Akademii nauk SSSR, 1938.