Παραπομπή APA
Wasserman, P. (1974). Commodity prices: A source book and index providing references toWholesale and retail quatations for more than 5,000 agricultural, commercial, industrial and consumer products. Detroitk: Gale Research Company.
Παραπομπή Chicago StyleWasserman, Paul. Commodity Prices: A Source Book and Index Providing References ToWholesale and Retail Quatations for More Than 5,000 Agricultural, Commercial, Industrial and Consumer Products. Detroitk: Gale Research Company, 1974.
Παραπομπή MLAWasserman, Paul. Commodity Prices: A Source Book and Index Providing References ToWholesale and Retail Quatations for More Than 5,000 Agricultural, Commercial, Industrial and Consumer Products. Detroitk: Gale Research Company, 1974.
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