Gaya APA
BUTLER,Charles H. (1960).
The teaching of secondary mathematics .
New York:
McGRAW_HILL BOOK COMPANY.
Gaya Chicago
BUTLER,Charles H.
The teaching of secondary mathematics.
New York:
McGRAW_HILL BOOK COMPANY,
1960.
Teks.
Gaya MLA
BUTLER,Charles H.
The teaching of secondary mathematics.
New York:
McGRAW_HILL BOOK COMPANY,
1960.
Teks.
Gaya Turabian
BUTLER,Charles H.
The teaching of secondary mathematics.
New York:
McGRAW_HILL BOOK COMPANY,
1960.
Teks.