APA (7th ed.) Citation

National Association of Purchasing Agents. (1964). Standardization manual: A book of principles and practices for purchasing personnel (4th ed.). s.n.

Chicago Style (17th ed.) Citation

National Association of Purchasing Agents. Standardization Manual: A Book of Principles and Practices for Purchasing Personnel. 4th ed. New York: s.n, 1964.

MLA (9th ed.) Citation

National Association of Purchasing Agents. Standardization Manual: A Book of Principles and Practices for Purchasing Personnel. 4th ed. s.n, 1964.

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