APA (7th ed.) Citation

Philips, S. (1999). Perfect business letter: Provide solid foundation to write good and effective letters in daily business life. Crescent News.

Chicago Style (17th ed.) Citation

Philips, Sam. Perfect Business Letter: Provide Solid Foundation to Write Good and Effective Letters in Daily Business Life. Kuala Lumpur: Crescent News, 1999.

MLA (9th ed.) Citation

Philips, Sam. Perfect Business Letter: Provide Solid Foundation to Write Good and Effective Letters in Daily Business Life. Crescent News, 1999.

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