Authors:
LINDENBERG CS
SOLORZANO R
KELLEY M
DARROW V
GENDROP SC
STRICKLAND O
Citation: Cs. Lindenberg et al., COMPETENCE AND DRUG-USE - THEORETICAL FRAMEWORKS, EMPIRICAL-EVIDENCE AND MEASUREMENT, Journal of drug education, 28(2), 1998, pp. 117-134
Citation: J. Echeverria et al., VALUATION OF NONPRICED AMENITIES PROVIDED BY THE BIOLOGICAL RESOURCESWITHIN THE MONTEVERDE-CLOUD-FOREST-PRESERVE, COSTA-RICA, Ecological economics, 13(1), 1995, pp. 43-52