APA (7th ed.) Citation

Osorio C., J., & Villegas G., E. (2004). Manual del sistema MOPAC. [s.n.].

Chicago Style (17th ed.) Citation

Osorio C., Jacqueline, and Elizabeth Villegas G. Manual Del Sistema MOPAC. Medellín: [s.n.], 2004.

MLA (9th ed.) Citation

Osorio C., Jacqueline, and Elizabeth Villegas G. Manual Del Sistema MOPAC. [s.n.], 2004.

Warning: These citations may not always be 100% accurate.