APA Style
De koning, H.W. de. (1987).
Setting envirenmental standars. Guidelines for decision making .
Geneva:
World hearlt organization.
Chicago Style
De koning, H.W. de.
Setting envirenmental standars. Guidelines for decision making.
Geneva:
World hearlt organization,
1987.
Referensi.
MLA Style
De koning, H.W. de.
Setting envirenmental standars. Guidelines for decision making.
Geneva:
World hearlt organization,
1987.
Referensi.
Turabian Style
De koning, H.W. de.
Setting envirenmental standars. Guidelines for decision making.
Geneva:
World hearlt organization,
1987.
Referensi.