Kopmeyer, M. (1991). Thoughts to build on: Thought power for successful living. Universal book stall.
シカゴスタイル引用形Kopmeyer, M.R. Thoughts to Build on: Thought Power for Successful Living. New Delhi: Universal book stall, 1991.
MLA引用形式Kopmeyer, M.R. Thoughts to Build on: Thought Power for Successful Living. Universal book stall, 1991.
警告: この引用は必ずしも正確ではありません.