Penrose annual; volume 59; 1966

MLA

Penrose Annual; Volume 59; 1966. London: Lund Humphries, 1966.

APA

(1966). Penrose annual; volume 59; 1966. London: Lund Humphries.

Chicago

Penrose Annual; Volume 59; 1966. London: Lund Humphries, 1966.