Gaya APA
L, S, H.
(1982).
Elementary Al Gebra Through Problem Solving
(
-)
.
-:
San Francisco, Holden Day.
Gaya MLA
L, Schoen, Harold..
"Elementary Al Gebra Through Problem Solving".
-
-:
San Francisco, Holden Day,
1982.
Pend. Matematika.