Picasso : : in Retrospect.

MLA

Penrose, Roland, et al. Picasso : In Retrospect. London: Granada publishing, 1973.

APA

Penrose, R., Golding, J., Kahnweiler, D., Reff, T., Rosenblum, R., Bowness, A., Boggs, J. Sutherland, & Leiris, M. (1973). Picasso : in Retrospect. London: Granada publishing.

Chicago

Penrose, Roland, John Golding, Daniel-Henry Kahnweiler, Theodore Reff, Robert Rosenblum, Alan Bowness, Jean Sutherland Boggs, and Michel Leiris. Picasso: In Retrospect. London: Granada publishing, 1973.