Devries, H. (1992). Self marketing secrets. India Book Distributors.
Chicagoスタイル(17版)引用形式Devries, Henry. Self Marketing Secrets. Bombay: India Book Distributors, 1992.
MLA(9版)引用形式Devries, Henry. Self Marketing Secrets. India Book Distributors, 1992.
警告: この引用は必ずしも正確ではありません.