Simplified design of roof trusses for architects and builders,
by Harry Parker ...
APA Citation
Parker, H. (1941). Simplified design of roof trusses for architects and builders. New York: J. Wiley & Sons.
MLA Citation
Parker, Harry, 1887-. Simplified Design of Roof Trusses for Architects And Builders. New York: J. Wiley & Sons, 1941.
Warning: These citations may not always be complete (especially for serials).