APA (7th ed.) Zitazioa
Burk, J. E., & Warda, M. (2003). How to start a business in Maryland, Virginia or the District of Columbia. Sphinx Pub..
Chicago Style (17th ed.) Zitazioa
Burk, James E., eta Mark Warda. How to Start a Business in Maryland, Virginia or the District of Columbia. Naperville, Ill.: Sphinx Pub., 2003.
MLA (9th ed.) Zitazioa
Burk, James E., eta Mark Warda. How to Start a Business in Maryland, Virginia or the District of Columbia. Sphinx Pub., 2003.
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