APA Style
S.K., A.
(2013).
Biologi 1 SMP Kelas VII
(
1st edition)
.
Jakarta:
Yudhistira.
MLA Style
S.K., Aggarwal.
"Biologi 1 SMP Kelas VII".
1st edition
Jakarta:
Yudhistira,
2013.
Textbook.