APA (7th ed.) Citation

O'Leary. (1999). Computing essentials 1999-2000 (International ed.). Irwin/Mc Graw Hill.

Chicago Style (17th ed.) Citation

O'Leary. Computing Essentials 1999-2000. International ed. Boston: Irwin/Mc Graw Hill, 1999.

MLA (9th ed.) Citation

O'Leary. Computing Essentials 1999-2000. International ed. Irwin/Mc Graw Hill, 1999.

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