APA
Gulati P., . (1990). Social studies and entrepreneurship. New Delhi: Tata McGraw Hill.
Chicago
Gulati P, . 1990. Social studies and entrepreneurship. New Delhi: Tata McGraw Hill.
Harvard
Gulati P., . (1990). Social studies and entrepreneurship. New Delhi: Tata McGraw Hill.
MLA
Gulati P, . Social studies and entrepreneurship. New Delhi: Tata McGraw Hill. 1990.