Heiges, P. M., Schneider, A. E., & Huffman, H. (1954). Workbook for General record keeping (3d ed.). Gregg Pub.
Cita Chicago (17th ed.)Heiges, Peter Myers, Arnold E. Schneider, i Harry Huffman. Workbook for General Record Keeping. 3d ed. New York: Gregg Pub, 1954.
Cita MLA (9th ed.)Heiges, Peter Myers, et al. Workbook for General Record Keeping. 3d ed. Gregg Pub, 1954.
Atenció: Aquestes cites poden no estar 100% correctes.