Haynes, B. R. 1., & Graham, J. 1. (1932). Research in business education. C. C. Crawford.
Čikaški stil citiranja (17. izdanje)Haynes, Benjamin Rudolph 1897, i Jessie 1890 Graham. Research in Business Education. Los Angeles, Calif: C. C. Crawford, 1932.
MLA način citiranja (9. izdanje)Haynes, Benjamin Rudolph 1897, i Jessie 1890 Graham. Research in Business Education. C. C. Crawford, 1932.
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