APA (7th ed.) Citation

Crosby. (2001). 101 business letters. Advantage Quest Publications.

Chicago Style (17th ed.) Citation

Crosby. 101 Business Letters. Petaling Jaya: Advantage Quest Publications, 2001.

MLA (8th ed.) Citation

Crosby. 101 Business Letters. Advantage Quest Publications, 2001.

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