APA (7th ed.) Citation

Frost, R., & Hanilton, I. (1973). Selected Poems. Penguin Books.

Chicago Style (17th ed.) Citation

Frost, Robert, and Ian Hanilton. Selected Poems. [New York]: Penguin Books, 1973.

MLA (9th ed.) Citation

Frost, Robert, and Ian Hanilton. Selected Poems. Penguin Books, 1973.

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