Gaya APA
Swenson, Esther J.. (1973).
Teaching mathematics to children .
New York:
MacMillan Company.
Gaya Chicago
Swenson, Esther J..
Teaching mathematics to children.
New York:
MacMillan Company,
1973.
Tesis.
Gaya MLA
Swenson, Esther J..
Teaching mathematics to children.
New York:
MacMillan Company,
1973.
Tesis.
Gaya Turabian
Swenson, Esther J..
Teaching mathematics to children.
New York:
MacMillan Company,
1973.
Tesis.