Cita APA (7th ed.)
González Martínez, N. A. (1992). "A syllabus and methodological procedere to facilitate ehe development of the listening and speaking skill in learning of basic english to workers with sixth to ninth grade academic back ground an the university of El Salvador. U.E.S.
Cita Chicago (17th ed.)
González Martínez, Nelson Astul. "A Syllabus and Methodological Procedere to Facilitate Ehe Development of the Listening and Speaking Skill in Learning of Basic English to Workers with Sixth to Ninth Grade Academic Back Ground an the University of El Salvador. San Salvador: U.E.S, 1992.
Cita MLA (9th ed.)
González Martínez, Nelson Astul. "A Syllabus and Methodological Procedere to Facilitate Ehe Development of the Listening and Speaking Skill in Learning of Basic English to Workers with Sixth to Ninth Grade Academic Back Ground an the University of El Salvador. U.E.S, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.