APA (7th ed.) Citation

National Fertilizer Association (1925-1955) & Willett, H. (1936). The weekly wholesale price index. National fertilizer association.

Chicago Style (17th ed.) Citation

National Fertilizer Association (1925-1955) and Herbert Willett. The Weekly Wholesale Price Index. Washington, D.C.: National fertilizer association, 1936.

MLA (9th ed.) Citation

National Fertilizer Association (1925-1955) and Herbert Willett. The Weekly Wholesale Price Index. National fertilizer association, 1936.

Warning: These citations may not always be 100% accurate.