APA Edition Citation

Asimov, I., & Wells, A. (1973). Best of Isaac Asimov: 1939-1949. Sphere books ltd..

Chicago Edition Citation

Asimov, Isaac, and Angus Wells. Best of Isaac Asimov: 1939-1949. London: Sphere books ltd., 1973.

MLA Edition Citation

Asimov, Isaac, and Angus Wells. Best of Isaac Asimov: 1939-1949. Sphere books ltd., 1973.

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