Cite

Jordan, Barbara, 1936-1996. "Society of Plastics Industry - March 23, 1977." Texas Southern University. Library. 1977-03-23, http://texashistory.unt.edu/ark:/67531/metapth611501.

Jordan, Barbara, 1936-1996 (1977-03-23). Society of Plastics Industry - March 23, 1977. Retrieved from http://texashistory.unt.edu/ark:/67531/metapth611501

Jordan, Barbara, 1936-1996. "Society of Plastics Industry - March 23, 1977." 1977-03-23. July 12, 2025. http://texashistory.unt.edu/ark:/67531/metapth611501.