APA
(2007). Fundamentals of human geography:textbook for class Xll. New delhi: National council of edu.
Chicago
2007. Fundamentals of human geography:textbook for class Xll. New delhi: National council of edu.
Harvard
(2007). Fundamentals of human geography:textbook for class Xll. New delhi: National council of edu.
MLA
Fundamentals of human geography:textbook for class Xll. New delhi: National council of edu. 2007.