Introduction to statistics,
by Charles C. Wagner, Evan Johnson, Jr., Beatrice L. Hagen [and] Clyde H. Graves ...
APA Citation
Wagner, C. Conroy., Graves, C. H.., Hagen, B. Liberty., Johnson, E. (1941). Introduction to statistics. [State College, Pa.]: The Pennsylvania State College.
MLA Citation
Wagner, Charles Conroy, 1893-, Clyde H. Graves, Beatrice Liberty Hagen, and Evan Johnson. Introduction to Statistics. [State College, Pa.]: The Pennsylvania State College, 1941.
Warning: These citations may not always be complete (especially for serials).