APA (7th ed.) Citation

Dipti Printing and Binding Works, C. (1970). Guide map of Calcutta & Howrah. Dipti Printing & Binding Works.

Chicago Style (17th ed.) Citation

Dipti Printing and Binding Works, Calcutta. Guide Map of Calcutta & Howrah. Calcutta, India: Dipti Printing & Binding Works, 1970.

MLA (8th ed.) Citation

Dipti Printing and Binding Works, Calcutta. Guide Map of Calcutta & Howrah. Dipti Printing & Binding Works, 1970.