APA (7th ed.) Citation

Baugh, L. S. (1994). How to write first-class letters: The handbook for practical letter writing. NTC.

Chicago Style (17th ed.) Citation

Baugh, L. Sue. How to Write First-class Letters: The Handbook for Practical Letter Writing. Chicago: NTC, 1994.

MLA (9th ed.) Citation

Baugh, L. Sue. How to Write First-class Letters: The Handbook for Practical Letter Writing. NTC, 1994.