APA-viite (7. p.)
Siropolis, N. C. (1990). Small business management: A guide to entrepreneurship (4th ed.). Houghton Mifflin.
Chicago-viite (17. p.)
Siropolis, Nicholas C. Small Business Management: A Guide to Entrepreneurship. 4th ed. Boston: Houghton Mifflin, 1990.
MLA-viite (9. p.)
Siropolis, Nicholas C. Small Business Management: A Guide to Entrepreneurship. 4th ed. Houghton Mifflin, 1990.
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