APA-viite

Aswathappa, K. (2011). Essentials of business environment (11 edition.).

Chicago-tyylinen lähdeviittaus

Aswathappa, K. Essentials of Business Environment. 11 edition. Himalaya Pub House: Mumbai, 2011.

MLA-viite

Aswathappa, K. Essentials of Business Environment. 11 edition. 2011.