Winkler, Irwin (Autor Personal)

Chartoff, R. Robert Chartoff ... 1977: t.p. (Irwin Winkler)

'Round midnight [VR] 2001: credits (produced by Irwin Winkler)

Internet movie database, June 26, 2001 (Irwin Winkler; b. 1931, New York City; producer, director, actor, writer)

IMDb, 14 November 2018 (Irwin WInkler; producer, writer, director; born May 28, 1931 in New York City, New York, USA)