Gaya APA
SUKIRMAN, S, A, &.
(2008).
BIOLOGY 3 FOR JUNIOR HIGH SCHOOL YEAR IX
.
JAKARTA:
Yudhistira.
Gaya MLA
SUKIRMAN, SUYITNO, A, &.
"BIOLOGY 3 FOR JUNIOR HIGH SCHOOL YEAR IX".
JAKARTA:
Yudhistira,
2008.
Text.