Penrose;the international review of the Graphic Arts vol 70 1977-78

MLA

Penrose;the International Review of the Graphic Arts Vol 70 1977-78. London: Lund Humphries, 1977.

APA

(1977). Penrose;the international review of the Graphic Arts vol 70 1977-78. London: Lund Humphries.

Chicago

Penrose;the International Review of the Graphic Arts Vol 70 1977-78. London: Lund Humphries, 1977.