Gaya APA
Underhill, Bob. (1981).
Teaching elementary school mathematics / Bob Underhill (Ed. III).
:
Columbus : Charles Merrill Publishing Company.
Gaya Chicago
Underhill, Bob.
Teaching elementary school mathematics / Bob Underhill.
Ed. III
:
Columbus : Charles Merrill Publishing Company,
1981.
Buku.
Gaya MLA
Underhill, Bob.
Teaching elementary school mathematics / Bob Underhill.
Ed. III
:
Columbus : Charles Merrill Publishing Company,
1981.
Buku.
Gaya Turabian
Underhill, Bob.
Teaching elementary school mathematics / Bob Underhill.
Ed. III
:
Columbus : Charles Merrill Publishing Company,
1981.
Buku.