APA aipamena

GREENBERG, M. J. (1974). Euclidean and non-euclidean geometries. W.H.Freeman and co.

Chicago Style aipamena

GREENBERG, Marvin Jay. Euclidean and Non-euclidean Geometries. San Francisco: W.H.Freeman and co, 1974.

MLA aipamena

GREENBERG, Marvin Jay. Euclidean and Non-euclidean Geometries. W.H.Freeman and co, 1974.