APA (7th ed.) Citation

Copestake & Kong. (1998). Wordperfect: Cara mudah. Federal Publs.

Chicago Style (17th ed.) Citation

Copestake and Kong. Wordperfect: Cara Mudah. Kuala Lumpur: Federal Publs, 1998.

MLA (8th ed.) Citation

Copestake and Kong. Wordperfect: Cara Mudah. Federal Publs, 1998.