APA (7th ed.) Citation

Menning, J. H., & Wilkinson, C. W. (1959). Writing business letters (Rev. ed.). R. D. Irwin.

Chicago Style (17th ed.) Citation

Menning, J. H., and C. W. Wilkinson. Writing Business Letters. Rev. ed. Homewood, Ill.: R. D. Irwin, 1959.

MLA (9th ed.) Citation

Menning, J. H., and C. W. Wilkinson. Writing Business Letters. Rev. ed. R. D. Irwin, 1959.