World Health Organization & World Health Organization. Cypermethrin, alpha- (EHC 142, 1992).
Chicago Style (17. basım) AtıfWorld Health Organization ve World Health Organization. Cypermethrin, Alpha- (EHC 142, 1992).
MLA (8th ed.) AtıfWorld Health Organization ve World Health Organization. Cypermethrin, Alpha- (EHC 142, 1992).
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