Lessons learned in drug abuse prevention : a global review /

Arte explicado y gramático perfecto / by Marquez de Medina, Marcos

Manual práctico del perfecto orador / by Tornier, P. F.

Sarmiento, su pasado y presente / by Tejerina Carreras, Ignacio G.

An evaluation of the fertility and family surveys project / by Festy, Patrick

Los problemas económicos del presente / by Bunge, Alejandro Ernesto, 1880-1943

Intellectual property protection of advanced technology : changes in the global technology system: implications and options for developing countries / by Wijk, Jeroen van

Protection of water resources and aquatic ecosystems.

Presente y porvenir de Hispanoamérica : y otros ensayos / by Madariaga, Salvador de, 1886-1978

Investigación bibliotecológica, presente y futuro : memoria del XX Coloquio de Investigación Bibliotecológica y de la Información 13, 14 y 15 de noviembre de 2002 /

Cuando el presente es futuro / by Zanotti, Luis Jorge, 1828-1991

Long-range world population projections : two centuries of population growth 1950-2150 /

La prevention des embolies pulmonaires : anticoagulants, ligatures veineuses / by Lèger, Lucien

La prevention des embolies pulmonaires / by Leger, Lucien

University of Ibadan Arbovirus Research Project /

Strategies for the prevention of blindness in national programmes : a primary health care approach /

HIV prevention needs ans successe : a tale of three countries an update on HIV prevention success in Senegal, Thailand and Uganda /

Versión On-Line

Biomedical challenges presented by the American indian : proceedings of the special session held during the seventh meeting of the PAHO advisory Committee on medical research 25 june 1968 /

Prevention and control of yellow fever in Africa /

Animal disease prevention is developing countries : its relationship to health, nutrition and development /