Cita APA (7th ed.)
Linares Linares, G. D., Carranza, L. H., & Lovato Hernández, A. P. (1990). A syllabus and a workbook for the subject "Directed research project". U.E.S..
Cita Chicago (17th ed.)
Linares Linares, Guadalupe Delurdy, Lilian Haydeé Carranza, i Ana Patricia Lovato Hernández. A Syllabus and a Workbook for the Subject "Directed Research Project". San Salvador: U.E.S., 1990.
Cita MLA (9th ed.)
Linares Linares, Guadalupe Delurdy, et al. A Syllabus and a Workbook for the Subject "Directed Research Project". U.E.S., 1990.
Atenció: Aquestes cites poden no estar 100% correctes.