Techniques, notes, tips for teachers, foreman, supervisors, directors

Techniques, notes, tips for teachers, foreman, supervisors, directors

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Bibliografiske detaljer
Hovedforfatter: Proctor, James O.
Andre forfattere: Griefzu, G. Edward, Huber, Daniel S.
Format: Bog
Sprog:English
Udgivet: New York Delmar c1968
Fag:
Teaching.