APA aipamena

Thoreau, H. D., & Porter, E. (1967). In wildness is the preservation of the world. San Francisco: Sierra Club.

Chicago Style aipamena

Thoreau, Henry David, và Eliot Porter. In Wildness Is the Preservation of the World. San Francisco: Sierra Club, 1967.

MLA aipamena

Thoreau, Henry David, và Eliot Porter. In Wildness Is the Preservation of the World. San Francisco: Sierra Club, 1967.