1
book
Published in 1974
Repository Repositorio SENESCYT
2
book
Published in 1988
Repository Repositorio SENESCYT
3
book
Published in 1998
Repository Repositorio SENESCYT
4
book
Published in 1988
Repository Repositorio SENESCYT
5
book
Published in 1995
Repository Repositorio SENESCYT
6
book
Published in 2009
Repository Repositorio SENESCYT
7
book
Published in 2009
Repository Repositorio SENESCYT
8
book
by Cer?n Mart?nez, Carlos Eduardo; Fern?ndez, Diana; Jim?nez, Edison; J?tiva, Cuman?; Abdo, Susana; Valverde, Flor; Montalvo, Consuelo; Padilla, In?s; Naranjo, Plutarco; Ru?z, Edgardo; Kohn, Eduardo; Noboa, Patricio; Mi?o, Reinaldo
Published in 2003
Repository Repositorio SENESCYT
9
book
by Yesenia Cevallos; Deysi Inca; Ivone Santillán; Carlos Banchón; Luis Tello Oquendo; Marco Guevara; Nicolay Samaniego; Hugo Ruíz
Published in 2022
Repository CEDIA
10
book
by Cevallos, Yesenia; Inca, Deysi; Santillán, Ivone; Vacacela Gómez, Cristian; Tene, Talía; Espinal, Albert; Téllez, Camilo; Samaniego, Nicolay
Published in 2023
Repository CEDIA
11
book
Published in 2022
Repository Repositorio Universidad Técnica Estatal de Quevedo
12
book
Published in 2012
Repository Repositorio SENESCYT
13
book
Published in 2004
Repository Repositorio SENESCYT
14
book
by Cer?n Mart?nez, Carlos Eduardo; J?tiva, Cumanda; Valverde, Flor de Mar?a; Fern?ndez, Diana; Mi?o, Reinaldo; Naranjo, Plutarco; Jos? Luis., Caba
Published in 2007
Repository Repositorio SENESCYT
15
book
by Cer?n Mart?nez, Carlos Eduardo; Fern?ndez, Diana; Jim?nez, Edison; J?tiva, Cumand?; Abdo, Susana; Valverde, Flor; Montalvo, Consuelo; Padilla, In?s; Naranjo, Plutarco; Ru?z, Edgardo
Published in 2003
Repository Repositorio SENESCYT
16
book
by Cer?n Mart?nez, Carlos Eduardo; J?tiva, Cumanda; Valverde, Flor de Mar?a; Fern?ndez, Diana; Mi?o, Reinaldo; Plutarco, Naranjo
Published in 2007
Repository Repositorio SENESCYT
17
book
Published in 2019
Repository Repositorio Universidad Nacional de Educación