Sen, A. K. (1969). Secretarial and administrative practice. Academic publishers.
シカゴスタイル引用形Sen, Amar Kumar. Secretarial and Administrative Practice. Calcutta: Academic publishers, 1969.
MLA引用形式Sen, Amar Kumar. Secretarial and Administrative Practice. Academic publishers, 1969.
警告: この引用は必ずしも正確ではありません.