APA Style

Sumner-Boyd, H., Freely, J. (1972). Strolling through Istanbul: A guide to the city (2nd edition). Istanbul (Türkiye): Redhouse.

MLA Style

Sumner-Boyd, Hilary., Freely, John. "Strolling through Istanbul: A guide to the city". 2nd edition Istanbul (Türkiye): Redhouse, 1972. Text.