Casiano, L. M. (1974). Educational preparation, accomplishments, and problems of the adult and community education teacher-coordinators in the Division of Isabela, 1966-1969 [microform]. Photoduplication Service, University of the Philippines Library.
Cita Chicago (17th ed.)Casiano, Leopoldo M. Educational Preparation, Accomplishments, and Problems of the Adult and Community Education Teacher-coordinators in the Division of Isabela, 1966-1969 [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1974.
Cita MLA (9th ed.)Casiano, Leopoldo M. Educational Preparation, Accomplishments, and Problems of the Adult and Community Education Teacher-coordinators in the Division of Isabela, 1966-1969 [microform]. Photoduplication Service, University of the Philippines Library, 1974.