APA-viite

Sharma, O. P. (2009). Plant taxonomy (2nd.). McGraw Hill Education (India) Pvt. Ltd.

Chicago-tyylinen lähdeviittaus

Sharma, O P. Plant Taxonomy. 2nd. New Delhi: McGraw Hill Education (India) Pvt. Ltd, 2009.

MLA-viite

Sharma, O P. Plant Taxonomy. 2nd. McGraw Hill Education (India) Pvt. Ltd, 2009.