APA ציטוט

Sivaram, C., & Sastry, A. (2004). Introduction to astrobiology. University Press.

Chicago Edition Citation

Sivaram, C., and Ajay Sastry. Introduction to Astrobiology. Hyderabad: University Press, 2004.

ציטוט MLA

Sivaram, C., and Ajay Sastry. Introduction to Astrobiology. University Press, 2004.