APA (7th ed.) Citation
Erskine, F. M. (1906). Modern business correspondence: A practical treatise on the writing of business letters including many exercises in word study, synonyms, AD writing, punctuation, etc. The Bobbs-Merrill Company.
Chicago Style (17th ed.) Citation
Erskine, Frank Merrill. Modern Business Correspondence: A Practical Treatise on the Writing of Business Letters Including Many Exercises in Word Study, Synonyms, AD Writing, Punctuation, Etc. Indianapolis: The Bobbs-Merrill Company, 1906.
MLA (9th ed.) Citation
Erskine, Frank Merrill. Modern Business Correspondence: A Practical Treatise on the Writing of Business Letters Including Many Exercises in Word Study, Synonyms, AD Writing, Punctuation, Etc. The Bobbs-Merrill Company, 1906.
Warning: These citations may not always be 100% accurate.