APA
Shafin M., .Supplement to the GRE Manual 7.0. New Delhi: Princeton Review.
Chicago
Shafin Mohammad, .Supplement to the GRE Manual 7.0. New Delhi: Princeton Review.
Harvard
Shafin M., .Supplement to the GRE Manual 7.0. New Delhi: Princeton Review.
MLA
Shafin Mohammad, .New Delhi: Princeton Review. .