APA (7th ed.) Citation

Barker, A. LETTERS AT WORK: Helps you create letters that are positive, accurate and professional.

Chicago Style (17th ed.) Citation

Barker, Alan. LETTERS AT WORK: Helps You Create Letters That Are Positive, Accurate and Professional.

MLA (8th ed.) Citation

Barker, Alan. LETTERS AT WORK: Helps You Create Letters That Are Positive, Accurate and Professional.

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