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