Gates, B. (1995). Camino al futuro (1a. ed.). McGraw Hill Interamericana.
Chicago Style (17th ed.) CitationGates, Bill. Camino Al Futuro. 1a. ed. Madrid: McGraw Hill Interamericana, 1995.
MLA (9th ed.) CitationGates, Bill. Camino Al Futuro. 1a. ed. McGraw Hill Interamericana, 1995.
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