APA (7th ed.) Citation

Whitcomb, H., & Whitcomb, J. (1959). Strictly for secretaries. Hurst & Blackett.

Chicago Style (17th ed.) Citation

Whitcomb, Helen, and John Whitcomb. Strictly for Secretaries. Lond.: Hurst & Blackett, 1959.

MLA (8th ed.) Citation

Whitcomb, Helen, and John Whitcomb. Strictly for Secretaries. Hurst & Blackett, 1959.