APA (7th ed.) Citation

Koestler, A. (1972). The call-girls: A tragi-comedy with prologue and epilogue. Hutchinson.

Chicago Style (17th ed.) Citation

Koestler, Arthur. The Call-girls: A Tragi-comedy with Prologue and Epilogue. London: Hutchinson, 1972.

MLA (8th ed.) Citation

Koestler, Arthur. The Call-girls: A Tragi-comedy with Prologue and Epilogue. Hutchinson, 1972.

Warning: These citations may not always be 100% accurate.