The Mother of Jesus

by De Achutegui, S.J.
Published 1974

Bishop Isabelo de los Reyes, Jr. : An Ecumenical Tribute

by de Achutegui, S.J.
Published 1971

A Problem of Chronology: The Quadricentennial of Manila and the Gregorian Calendar

by De Achutegui, S.J.
Published 2019

The Catholic Church in the Philippines: A Statistical Overview

by De Achutegui, S.J.
Published 1984

The Second Vatican Council

by de Achutegui, S.J.
Published 1962

History? Sociology?

by de Achutegui, S.J.
Published 1973

The Religious and His Place in the Church: Open to the Spirit

by De Achutegui, S.J.
Published 2012

Churches and Sects in the Philippines

by de Achutegui, S.J.
Published 1968

Bishop Whittemore's "History"

by de Achutegui, S.J., Bernad, S.J.
Published 1962

Formal Signing of the Agreement on Baptism Between the Lutheran Church in the Philippines and the Roman Catholic Church in the Philippines

by Alberto, D.D., de Achutegui, S.J., Carino, D.D.
Published 1972

Baptism and Ecumenism

by de Achutegui, S.J., Gonzales, O.M.I., Cuerquis, S.J.
Published 1968