APA način citiranja

Lopez, R. H. (1970). The ethylene-producing industry: Its growth and regional distribution in the United States. New York: Praeger Publishers.

Čikaški stil citiranja

Lopez, Raymond Henry. The Ethylene-producing Industry: Its Growth and Regional Distribution in the United States. New York: Praeger Publishers, 1970.

MLA način citiranja

Lopez, Raymond Henry. The Ethylene-producing Industry: Its Growth and Regional Distribution in the United States. New York: Praeger Publishers, 1970.