Guinery, M., & Lana, J. L. (1979). Aprender a estudiar (5a. ed.). Fontanella.
Chicago Style (17th ed.) CitationGuinery, Michael, and José Luis Lana. Aprender a Estudiar. 5a. ed. Barcelona: Fontanella, 1979.
MLA (9th ed.) CitationGuinery, Michael, and José Luis Lana. Aprender a Estudiar. 5a. ed. Fontanella, 1979.
Warning: These citations may not always be 100% accurate.