APA Citation

Reinfeld, F. 1., & Reinfeld, F. 1. (1977). Improve your chess. Toronto: Key Books.

Chicago Style Citation

Reinfeld, Fred 1910-1964, and Fred 1910-1964 Reinfeld. Improve Your Chess. Toronto: Key Books, 1977.

MLA Citation

Reinfeld, Fred 1910-1964, and Fred 1910-1964 Reinfeld. Improve Your Chess. Toronto: Key Books, 1977.

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