Cita APA (7a ed.)

Arctic Institute of North America Content Provider & Dathan, P. W. (2012). The reindeer botanist Alf Erling Porsild, 1901-1977. University of Calgary Press.

Cita Chicago Style (17a ed.)

Arctic Institute of North America Content Provider y Patricia Wendy Dathan. The Reindeer Botanist Alf Erling Porsild, 1901-1977. Calgary, alberta: University of Calgary Press, 2012.

Cita MLA (9a ed.)

Arctic Institute of North America Content Provider y Patricia Wendy Dathan. The Reindeer Botanist Alf Erling Porsild, 1901-1977. University of Calgary Press, 2012.