Drucker,Petere F. (1986). Innovation and entrepreneurship: Practice and principles. Affiliated East-West Press Pvt. Ltd.
シカゴスタイル引用形Drucker,Petere F. Innovation and Entrepreneurship: Practice and Principles. New Delhi: Affiliated East-West Press Pvt. Ltd, 1986.
MLA引用形式Drucker,Petere F. Innovation and Entrepreneurship: Practice and Principles. Affiliated East-West Press Pvt. Ltd, 1986.
警告: この引用は必ずしも正確ではありません.