Цитирование APA (7-е изд.)
Ahlgren, C. E., & Ahlgren, I. (2001). Lob trees in the wilderness: The human and natural history of the boundary waters. University of Minnesota Press.
Цитирование в стиле Чикаго (17-е изд.)
Ahlgren, C. E., и Isabel Ahlgren. Lob Trees in the Wilderness: The Human and Natural History of the Boundary Waters. Minneapolis, MN: University of Minnesota Press, 2001.
Цитирование MLA (9-е изд.)
Ahlgren, C. E., и Isabel Ahlgren. Lob Trees in the Wilderness: The Human and Natural History of the Boundary Waters. University of Minnesota Press, 2001.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.