Roberts, D., & Elfer, J. (2022). Into the great emptiness: Peril and survival on the greenland ice cap (Unabridged.). Blackstone Publishing.
Цитирование в стиле Чикаго (17-е изд.)Roberts, David, и Julian Elfer. Into the Great Emptiness: Peril and Survival on the Greenland Ice Cap. Unabridged. Ashland: Blackstone Publishing, 2022.
Цитирование MLA (8-е изд.)Roberts, David, и Julian Elfer. Into the Great Emptiness: Peril and Survival on the Greenland Ice Cap. Unabridged. Blackstone Publishing, 2022.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.