Dunckel, J. (1994). Business etiquette. Lancer.
Chicagoスタイル(17版)引用形式Dunckel, Jacqueline. Business Etiquette. New delhi: Lancer, 1994.
MLA(9版)引用形式Dunckel, Jacqueline. Business Etiquette. Lancer, 1994.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式