R P Verma. (2012). Classification system in library collection. ALP Books.
シカゴスタイル引用形R P Verma. Classification System in Library Collection. New Delhi: ALP Books, 2012.
MLA引用形式R P Verma. Classification System in Library Collection. ALP Books, 2012.
警告: この引用は必ずしも正確ではありません.