APA (7th ed.) Citation

Heine, H., & Robertson, R. (1993). Selected prose. Penguin Books.

Chicago Style (17th ed.) Citation

Heine, Heinrich, and Ritchie Robertson. Selected Prose. London, England, New York, NY: Penguin Books, 1993.

MLA (9th ed.) Citation

Heine, Heinrich, and Ritchie Robertson. Selected Prose. Penguin Books, 1993.