APA (7th ed.) Citation

Rocker, R., & Leftwich, J. (1956). The London years.

Chicago Style (17th ed.) Citation

Rocker, Rudolf, and Joseph Leftwich. The London Years. 1956.

MLA (8th ed.) Citation

Rocker, Rudolf, and Joseph Leftwich. The London Years. 1956.

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