162
Published in 1973
Repository
163
by Carrillo Alvarado, Rómulo; Carvajal Mera, Tarquino; Mendoza García, Alma; Solórzano Larrea, Guido; Ponce Ferrín, Julia
Published in 2014
Repository
164
by Alvarado Uriña, Carlos Alberto; Morales Intriago, Fátima Lourdes; Carrillo Zenteno, Manuel Danilo; Suárez Zambrano, Alejandra Yarley; Briones Caicedo, Wilson Roberto
Published in 2016
Repository
165
166
Published in 1982
Repository
167
168
Published in 1992
Repository
169
Published in 1982
Repository
170
171
Published in 1984
Repository
172
173
Published in 1983
Repository
174
175
176
177
Published in 1990
Repository
178
Published in 1980
Repository
179
Published in 1999
Repository
180
Published in 1984
Repository