APA
Dressler I., .Geometry. New York: Amsco School Publications, INC.,1973: .
Chicago
Dressler Isidore, .Geometry. New York: Amsco School Publications, INC.,1973: .
Harvard
Dressler I., .Geometry. New York: Amsco School Publications, INC.,1973: .
MLA
Dressler Isidore, .New York: Amsco School Publications, INC.,1973: . .
