Gaya APA
Sutopo, M., dkk, .
(1988).
Ilmu Alamiah Dasar
.
Palu:
Universitas Tadulako.
Gaya MLA
Sutopo, Mirza., dkk, .
"Ilmu Alamiah Dasar".
Palu:
Universitas Tadulako,
1988.
Text [Non Law].