APA Citation

Altamirano Arias, M., & Unda Costa, A. L. (1990). The use of the audio-cassette in the development of oral communication in english of the students enroled in the at-a-distance system.

Chicago Style Citation

Altamirano Arias, Maritza, and Ana Lucia Unda Costa. The Use of the Audio-cassette in the Development of Oral Communication in English of the Students Enroled in the At-a-distance System. 1990.

MLA Citation

Altamirano Arias, Maritza, and Ana Lucia Unda Costa. The Use of the Audio-cassette in the Development of Oral Communication in English of the Students Enroled in the At-a-distance System. 1990.

Warning: These citations may not always be 100% accurate.