Polifka, J. A. (1981). The open middle interview (OMI): Manual. Rochester Social Problem-Solving Group.
Chicago Style (17th ed.) CitationPolifka, Julie A. The Open Middle Interview (OMI): Manual. Rochester, N.Y.: Rochester Social Problem-Solving Group, 1981.
MLA (9th ed.) CitationPolifka, Julie A. The Open Middle Interview (OMI): Manual. Rochester Social Problem-Solving Group, 1981.
Warning: These citations may not always be 100% accurate.