Omar Ovalles has written:
'El ambientalismo despues de la ECO 92' -- subject(s): Environmental policy, United Nations Conference on Environment and Development (1992 : Rio de Janeiro, Brazil)
V. M. Ovalles has written: 'El llanero' -- subject(s): Cowboys, Social life and customs 'El llanero; estudio sobre su vida' -- subject(s): Social life and customs
Omar Gancedo has written: 'Poemas'
Omar Aramayo has written: 'Caleidoscopio'
Omar Ramos has written: 'Lugares violentos'
Omar Periu has written: 'From Management To Leadership'
Omar Sandoval has written: 'Odas sepulcrales'
Omar. Carlier has written: 'HISTORIOGRAPHIE ET METHODOLOGIE'
Omar Waegeman has written: 'KERN ALLER DINGE'
Omar Dengo has written: 'Escritos y discursos. --'
Erling Omar Omland has written: 'Hill echoes'
Omar Perez has written: 'Algo de lo sagrado ='
M. A. Omar has written: 'Elementary solid state physics'