Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Case, H. (2004). Circles, triangles, squares and hexagons. Hobnob Press.

Chicago Citation Edition Citation

Case, Humphrey. Circles, Triangles, Squares and Hexagons. Salisbury: Hobnob Press, 2004.

MLA Citation Edition Citation

Case, Humphrey. Circles, Triangles, Squares and Hexagons. Hobnob Press, 2004.