Gaya APA
Mathematics for Elementary School Teachers. (1967).
New York:
The macmillan company.
Gaya Chicago
Mathematics for Elementary School Teachers.
.
New York:
The macmillan company,
1967.
.
Gaya MLA
Mathematics for Elementary School Teachers.
.
New York:
The macmillan company,
1967.
.
Gaya Turabian
Mathematics for Elementary School Teachers.
New York:
The macmillan company,
1967.
.