Beach pine, pinus contorta, Christmas tree at 1992 Yosemite Road. This tree came from Jackson State Forest and was used on television program. Metcalf. Dec. 1952

Chicago citation style
Metcalf, Woodbridge. Beach pine, pinus contorta, Christmas tree at 1992 Yosemite Road. This tree came from Jackson State Forest and was used on television program. Metcalf. Dec. 1952. 1952. Retrieved from the Digital Public Library of America, http://dc.lib.berkeley.edu/catalog/Metcalf_metcalf1_5748. (Accessed December 11, 2018.)
APA citation style
Metcalf, Woodbridge, (1952) Beach pine, pinus contorta, Christmas tree at 1992 Yosemite Road. This tree came from Jackson State Forest and was used on television program. Metcalf. Dec. 1952. Retrieved from the Digital Public Library of America, http://dc.lib.berkeley.edu/catalog/Metcalf_metcalf1_5748
MLA citation style
Metcalf, Woodbridge. Retrieved from the Digital Public Library of America <http://dc.lib.berkeley.edu/catalog/Metcalf_metcalf1_5748>.
Note: These citations are programmatically generated and may be incomplete.