APA (7th ed.) Citation

Surender Kumar. (1973). Directory of libraries in Delhi ([1st ed.].). Sterling Publishers.

Chicago Style (17th ed.) Citation

Surender Kumar. Directory of Libraries in Delhi. [1st ed.]. New Delhi: Sterling Publishers, 1973.

MLA (8th ed.) Citation

Surender Kumar. Directory of Libraries in Delhi. [1st ed.]. Sterling Publishers, 1973.