APA

Finch J. K., . (1920). Topographic maps and sketch mapping. New York: J.Wiley.

Chicago

Finch J K, . 1920. Topographic maps and sketch mapping. New York: J.Wiley.

Harvard

Finch J. K., . (1920). Topographic maps and sketch mapping. New York: J.Wiley.

MLA

Finch J K, . Topographic maps and sketch mapping. New York: J.Wiley. 1920.