Dartnell Corporation, Aspley, J. C. 1., & Whitmore, E. 1. (1943). The handbook of industrial relations; [a Dartnell handbook for employers]. s.n.

Dartnell Corporation, John Cameron 1888 Aspley, and Eugene 1895 Whitmore. The Handbook of Industrial Relations; [a Dartnell Handbook for Employers]. Chicago: s.n, 1943.

Dartnell Corporation, et al. The Handbook of Industrial Relations; [a Dartnell Handbook for Employers]. s.n, 1943.