APA-viite

GOVIL,J.N. AND SINGH,V.K. (2010). DRUG PLANTS III. STUDIUM PRESS.

Chicago-tyylinen lähdeviittaus

GOVIL,J.N. AND SINGH,V.K. DRUG PLANTS III. U: STUDIUM PRESS, 2010.

MLA-viite

GOVIL,J.N. AND SINGH,V.K. DRUG PLANTS III. STUDIUM PRESS, 2010.