Gaya APA
Enviromental Health Criteria 9 DDT and its Derivetiven. (1979).
Malang Kota:
WHO Geneva.
Gaya Chicago
Enviromental Health Criteria 9 DDT and its Derivetiven.
.
Malang Kota:
WHO Geneva,
1979.
Text.
Gaya MLA
Enviromental Health Criteria 9 DDT and its Derivetiven.
.
Malang Kota:
WHO Geneva,
1979.
Text.
Gaya Turabian
Enviromental Health Criteria 9 DDT and its Derivetiven.
Malang Kota:
WHO Geneva,
1979.
Print.