APA (7th ed.) Citation

Walker, A. (1980). Garbo: A portrait. Sphere Books.

Chicago Style (17th ed.) Citation

Walker, Alexander. Garbo: A Portrait. London: Sphere Books, 1980.

MLA (9th ed.) Citation

Walker, Alexander. Garbo: A Portrait. Sphere Books, 1980.

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