TY - GEN AU - United Nations Environment Programme AU - World Health Organization AU - International Labour Organisation PY - 1997 UR - https://wedocs.unep.org/handle/20.500.11822/28264 LA - English KW - pesticide KW - chemical KW - toxic substance KW - environmentally hazardous substance KW - chemical analysis KW - pollution TI - The WHO Recommended Classification of Pesticides by Hazard and Guidelines to Classification 1996-1997 M3 - Communication or other resource ER -