Citazione APA

Biswas, A. A., & Biswas, S. A. (2005). Objective biology (Ed.15.).

Stile di citazione Chicago

Biswas, A; Author, e S; Author Biswas. Objective Biology. Ed.15. Jalandhar, Pradeep Publications, 2005.

Citazione MLA

Biswas, A; Author, e S; Author Biswas. Objective Biology. Ed.15. 2005.