K. Murray,
«Environmental assessment of solid waste emergency program for Port-au-Prince, Haiti», vol. no. 423. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. vi, 43 + 24 p. (annexes): 3 fig., 1993.
L. Jennings, Frelick, G., y Haggerty, P.,
«Preparation for conducting a second training of trainers workshop and producing a trainer guide for the development of a hygiene education program», vol. no. 417. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. viii, 34 p., 1993.