71st annual report of the Pennsylvania Agricultural Experiment Station.
APA Citation
Pennsylvania State University. Agricultural Experiment Station. (1958). 71st annual report of the Pennsylvania Agricultural Experiment Station. University Park, Pa.: Pennsylvania State University, College of Agriculture, Agricultural Experiment Station.
MLA Citation
Pennsylvania State University. Agricultural Experiment Station. 71st Annual Report of the Pennsylvania Agricultural Experiment Station. University Park, Pa.: Pennsylvania State University, College of Agriculture, Agricultural Experiment Station, 1958.
Warning: These citations may not always be complete (especially for serials).