APA (7th ed.) Citation

Tracy, B. (2008). The art of closing the sale: Seni mengunci jualan. PTS Professional Pub.

Chicago Style (17th ed.) Citation

Tracy, Brian. The Art of Closing the Sale: Seni Mengunci Jualan. Kuala Lumpur: PTS Professional Pub, 2008.

MLA (8th ed.) Citation

Tracy, Brian. The Art of Closing the Sale: Seni Mengunci Jualan. PTS Professional Pub, 2008.

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