APA (7th ed.) Citation
O'Brien, S. (1991). Turbo Pascal 6: Manual de referencia. Osborne/McGraw-Hill.
Chicago Style (17th ed.) Citation
O'Brien, Stephen. Turbo Pascal 6: Manual De Referencia. Madrid: Osborne/McGraw-Hill, 1991.
MLA (9th ed.) Citation
O'Brien, Stephen. Turbo Pascal 6: Manual De Referencia. Osborne/McGraw-Hill, 1991.
Warning: These citations may not always be 100% accurate.