APA (7th ed.) Citation

Alley, R. (1967). What is sin ?: Poems. The Caxton Press.

Chicago Style (17th ed.) Citation

Alley, Rewi. What Is Sin ?: Poems. Christchurch: The Caxton Press, 1967.

MLA (8th ed.) Citation

Alley, Rewi. What Is Sin ?: Poems. The Caxton Press, 1967.