APA استشهاد

G P Gupta. (1994). Management by Consciousness in 21st Century. Excel Books.

استشهاد بنمط شيكاغو

G P Gupta. Management by Consciousness in 21st Century. New Delhi: Excel Books, 1994.

MLA استشهاد

G P Gupta. Management by Consciousness in 21st Century. Excel Books, 1994.