APA (7th ed.) Citation

Gardner, H. L. (1972). The metaphysical poets. Penguin Books.

Chicago Style (17th ed.) Citation

Gardner, Helen Louise. The Metaphysical Poets. London: Penguin Books, 1972.

MLA (8th ed.) Citation

Gardner, Helen Louise. The Metaphysical Poets. Penguin Books, 1972.

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