Heyel, C., & Nance, H. W. (1984). The foreman-supervisor's handbook (5th ed.). Van Nostrand Reinhold.
Cita Chicago Style (17a ed.)Heyel, Carl, y Harold W. Nance. The Foreman-supervisor's Handbook. 5th ed. New York [etc.]: Van Nostrand Reinhold, 1984.
Cita MLA (9a ed.)Heyel, Carl, y Harold W. Nance. The Foreman-supervisor's Handbook. 5th ed. Van Nostrand Reinhold, 1984.
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