APA Citation

Kolb, V. M., & Clark, B. C. Systems approach to astrobiology.

Chicago Style Citation

Kolb, Vera M., and Benton C. Clark. Systems Approach to Astrobiology.

MLA Citation

Kolb, Vera M., and Benton C. Clark. Systems Approach to Astrobiology.

Warning: These citations may not always be 100% accurate.