Cita APA

Lehrer, R. N. (1961). Work simplification: Creative thinking about work problems.

Chicago Edition Citation

Lehrer, Robert N. Work Simplification: Creative Thinking About Work Problems. 1961.

Cita MLA

Lehrer, Robert N. Work Simplification: Creative Thinking About Work Problems. 1961.

Atenció: Aquestes cites poden no estar 100% correctes.