APA (7th ed.) Citation
Spender, S., Bartlett, L., & Premoli, M. (1993). Caro Christopher: Lettere a Christopher Isherwood 1929-1939. R. Archinto.
Chicago Style (17th ed.) Citation
Spender, Stephen, Lee Bartlett, and Marina Premoli. Caro Christopher: Lettere a Christopher Isherwood 1929-1939. Milano: R. Archinto, 1993.
MLA (9th ed.) Citation
Spender, Stephen, et al. Caro Christopher: Lettere a Christopher Isherwood 1929-1939. R. Archinto, 1993.
Warning: These citations may not always be 100% accurate.