ebrary, Inc. (2003). Business travel in Hungary. Axiom Press.
Chicago Style (17th ed.) Citationebrary, Inc. Business Travel in Hungary. [Lindon, Utah]: Axiom Press, 2003.
MLA引文ebrary, Inc. Business Travel in Hungary. Axiom Press, 2003.
警告:這些引文格式不一定是100%准確.