Non Urban Recreational Areas in California
MLA
of Commerce. Research Dept, California State Chamber. Non Urban Recreational Areas in California. Research Department, California State Chamber of Commerce, 1946. https://collections.library.yale.edu/catalog/2001557.
APA, 6th edition
of Commerce. Research Dept, C. S. C. (1946). Non Urban Recreational Areas in California [Maps]. Research Department, California State Chamber of Commerce. https://collections.library.yale.edu/catalog/2001557.