APA استشهاد

Gerard J Tortora. (2013). Microbiology: An introduction (11.). Pearson education.

استشهاد بنمط شيكاغو

Gerard J Tortora. Microbiology: An Introduction. 11. New Delhi: Pearson education, 2013.

MLA استشهاد

Gerard J Tortora. Microbiology: An Introduction. 11. Pearson education, 2013.