@book{60847,
	author = {MARTIN, J.K. and ET AL.},
	title = {EXTENT AND IMPACT OF ALCOHOL AND DRUG USE PROBLEMS IN THE WORKPLACE. A REVIEW OF THE EMPIRICAL EVIDENCE. EN: DRUG TESTING IN THE WORKPLACE. RESEARCH ADVANCES IN ALCOHOL AND DRUG PROBLEMS, VOLUME 11},
	publisher = {PLENUM PRESS},
	year = {1994},
	address = {NUEVA YORK}
}