APA
(2022). Fundamentals of physical geography textbook for class XI. New Delhi: NCERT.
Chicago
2022. Fundamentals of physical geography textbook for class XI. New Delhi: NCERT.
Harvard
(2022). Fundamentals of physical geography textbook for class XI. New Delhi: NCERT.
MLA
Fundamentals of physical geography textbook for class XI. New Delhi: NCERT. 2022.