Gaya APA
Geometry for teachers. (1972).
New York:
[s.n.].
Gaya Chicago
Geometry for teachers.
.
New York:
[s.n.],
1972.
Text.
Gaya MLA
Geometry for teachers.
.
New York:
[s.n.],
1972.
Text.
Gaya Turabian
Geometry for teachers.
New York:
[s.n.],
1972.
Print.