A study of the sales of individual items in four types of retail drug stores
By: Paul C. Olsen.
Published: 1929
Place of publication: Philadelphia
Language: eng
Number of pages: 39
Subjects: Toilet preparations industry -- Pennsylvania -- Philadelphia -- Statistics; Cosmetics industry -- Pennsylvania -- Philadelphia -- Statistics; Retail trade surveys -- Pennsylvania -- Philadelphia; Selling -- Cosmetics; Drugstores -- Management
Notes: Thesis (Ph.D.) -- University of Pennsylvania.