Araúz, N. C. d., & Palma, E. R. (1976). Techniques for testing english as a forign language and testing in schools of David, Chiriquí in first, second, and third levels, during the first semester of 1976. Panamá: Universidad.

Araúz, Norma C. de, and Elia Ruth Palma. Techniques for Testing English As a Forign Language and Testing in Schools of David, Chiriquí in First, Second, and Third Levels, During the First Semester of 1976. Panamá: Universidad, 1976.

Araúz, Norma C. de, and Elia Ruth Palma. Techniques for Testing English As a Forign Language and Testing in Schools of David, Chiriquí in First, Second, and Third Levels, During the First Semester of 1976. Panamá: Universidad, 1976.