APA استشهاد

Elkin, P. M. (2003). Mastering business planning and strategy: The power and application of strategic thinking. Viva books.

استشهاد بنمط شيكاغو

Elkin, Paul M. Mastering Business Planning and Strategy: The Power and Application of Strategic Thinking. New Delhi: Viva books, 2003.

MLA استشهاد

Elkin, Paul M. Mastering Business Planning and Strategy: The Power and Application of Strategic Thinking. Viva books, 2003.