Gaya APA
Hardjasoemantri, K.
(1994).
Environmental Legislation in Indonesia
.
Yogyakarta:
Gajah Mada University Press.
Gaya MLA
Hardjasoemantri, Koesnadi.
"Environmental Legislation in Indonesia".
Yogyakarta:
Gajah Mada University Press,
1994.
Text.