APA
Ehrlich R., . (2000). Turning the World Inside Out. New Delhi: Universities Press.
Chicago
Ehrlich Robert, . 2000. Turning the World Inside Out. New Delhi: Universities Press.
Harvard
Ehrlich R., . (2000). Turning the World Inside Out. New Delhi: Universities Press.
MLA
Ehrlich Robert, . Turning the World Inside Out. New Delhi: Universities Press. 2000.