Gaya APA

Millie, H, A., Montgomery, R, E. (1938). The Economics of Labor : Labor's Progress and Some Basic Labor Problems . New York and London: Mc Graw -Hill Book Company, Inc.

Gaya MLA

Millie, Harry, A.., Montgomery, Royal, E.. "The Economics of Labor : Labor's Progress and Some Basic Labor Problems". New York and London: Mc Graw -Hill Book Company, Inc, 1938. Koleksi Elektronik.