APA استشهاد

Pongiannan, K. (2012). Marketing Forms and strategies (1.). New centuary publications.

استشهاد بنمط شيكاغو

Pongiannan, K. Marketing Forms and Strategies. 1. New Delhi: New centuary publications, 2012.

MLA استشهاد

Pongiannan, K. Marketing Forms and Strategies. 1. New centuary publications, 2012.