Schellhase, B. A. (1965). How to be a successful copywriter; million-dollar job tips. Arco Pub.
Chicago-referens (17:e uppl.)Schellhase, Betsy Anne. How to Be a Successful Copywriter; Million-dollar Job Tips. New York: Arco Pub, 1965.
MLA-referens (9:e uppl.)Schellhase, Betsy Anne. How to Be a Successful Copywriter; Million-dollar Job Tips. Arco Pub, 1965.
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