APA (7th ed.) Citation

Mackay, J. A. (1942). A preface to Christian theology. Nisbet.

Chicago Style (17th ed.) Citation

Mackay, John A. A Preface to Christian Theology. London: Nisbet, 1942.

MLA (8th ed.) Citation

Mackay, John A. A Preface to Christian Theology. Nisbet, 1942.

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