APA ציטוט

VEBLEN, O. (1910). Projective geometry. Blaisdell.

Chicago Style (17th ed.) Citation

VEBLEN, Oswald. Projective Geometry. New York: Blaisdell, 1910.

ציטוט MLA

VEBLEN, Oswald. Projective Geometry. Blaisdell, 1910.