Citazione Stile APA (7a Edizione)
González Martínez, N. A., Barrios Campos, R. M., & Labrador, R. (1992). A Sylabus and methodological procedure to facilitate the development of the listening and speaking skills in learning of basic english to workers with sixth to ninth grade academic background at the university of El Salvador. Universidad de El Salvador.
Citazione stile Chigago Style (17a edizione)
González Martínez, Nelson Astul, Ruth Miladis Barrios Campos, e Rolando Labrador. A Sylabus and Methodological Procedure to Facilitate the Development of the Listening and Speaking Skills in Learning of Basic English to Workers with Sixth to Ninth Grade Academic Background at the University of El Salvador. San Salvador: Universidad de El Salvador, 1992.
Citatione MLA (9a ed.)
González Martínez, Nelson Astul, et al. A Sylabus and Methodological Procedure to Facilitate the Development of the Listening and Speaking Skills in Learning of Basic English to Workers with Sixth to Ninth Grade Academic Background at the University of El Salvador. Universidad de El Salvador, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.