Consumer problems;
a workbook for Consumer goods,
by Carlton J. Siegler.

APA Citation

Siegler, C. John., Reich, E. (1939). Consumer problems: a workbook for Consumer goods. New York: American book company.

MLA Citation

Siegler, Carlton John, and Edward Reich. Consumer Problems: a Workbook for Consumer Goods. New York: American book company, 1939.

Warning: These citations may not always be complete (especially for serials).