APA-viite

Narinder Paul & Sharma V P. (2014). Objective fundamentals for professionals in extension education (3rd ed.). Agrotech publishing academy.

Chicago-tyylinen lähdeviittaus

Narinder Paul ja Sharma V P. Objective Fundamentals for Professionals in Extension Education. 3rd ed. Udaipur: Agrotech publishing academy, 2014.

MLA-viite

Narinder Paul ja Sharma V P. Objective Fundamentals for Professionals in Extension Education. 3rd ed. Agrotech publishing academy, 2014.