by Manuel Ruiz Figueroa
Published in Estudios de Asia y Africa (01.09.1973)

by Manuel Ruiz Figueroa
Published in Estudios de Asia y Africa (01.05.1972)

by Ruiz Figueroa J.F
Year of Publication 1979

by Figueroa Ruiz C.E
Year of Publication 1976

by López Caamal, María Eugenia, Ruiz de Chávez Figueroa, María Concepción, Lomelí Gutiérrez, Ruth
Published in REVISTA ACANITS REDES TEMÁTICAS EN TRABAJO SOCIAL ISSN: 2992-6947 (22.01.2024)

by Figueroa Ruiz, C.E
Year of Publication 1976

by Gascón, Milagros Paredes, Enríquez, Matilde Fernández-Cid, Figueroa, Ma Josefa Ruiz
Published in Cuadernos de trabajo social (01.01.2012)

by Ruiz Figueroa, J.F, Anaya Garduno, M
Published in Agrociencia (1981)

by Ruiz Figueroa J.F, Anaya Garduno M
Published in Avances en la Ensenanza y la Investigacion (1978)

by Roefer, Thomas, Mayer, N. Michael, Savage, Jesus, Saranlı, Uluc
Year of Publication 2012

by Alex Figueroa y Gloria Ruiz
Published in El nuevo día (San Juan, P.R.) (16.01.2018)

by Alex Figueroa y Gloria Ruiz
Published in El nuevo día (San Juan, P.R.) (04.01.2018)

by Alex Figueroa y Gloria Ruiz
Published in El nuevo día (San Juan, P.R.) (22.12.2017)

by Gloria Ruiz y Alex Figueroa
Published in El nuevo día (San Juan, P.R.) (21.11.2012)

by Mariana Figueroa y Paula Ruiz
Published in El norte (19.10.2000)