Catalogue Persistent Identifier
https://nla.gov.au/nla.cat-vn4420817
APA Citation
Hasek, Carl William. & Leffler, George Leland. & Waters, Richard Hadly. (1942). Industrial trends in Pennsylvania since 1914. State College, Pa : The Pennsylvania State College
MLA Citation
Hasek, Carl William. and Leffler, George Leland. and Waters, Richard Hadly. Industrial trends in Pennsylvania since 1914 / by Carl William Hasek, PH. D. George Leland Leffler, PH. D. [and] Richard Hadly Waters, PH. D The Pennsylvania State College State College, Pa 1942
Australian/Harvard Citation
Hasek, Carl William. & Leffler, George Leland. & Waters, Richard Hadly. 1942, Industrial trends in Pennsylvania since 1914 / by Carl William Hasek, PH. D. George Leland Leffler, PH. D. [and] Richard Hadly Waters, PH. D The Pennsylvania State College State College, Pa
Wikipedia Citation
{{Citation | title=Industrial trends in Pennsylvania since 1914 / by Carl William Hasek, PH. D. George Leland Leffler, PH. D. [and] Richard Hadly Waters, PH. D | author1=Hasek, Carl William, 1889- | author2=Leffler, George Leland, 1899- | author3=Waters, Richard Hadly, 1908- | year=1942 | publisher=The Pennsylvania State College | language=English }}