Kuiper, C. M. (1977). Meten van meningen. s.n..
Chicago Style (17th ed.) CitationKuiper, Catharina Maria. Meten Van Meningen. [S.l.: s.n., 1977.
MLA (8th ed.) CitationKuiper, Catharina Maria. Meten Van Meningen. s.n., 1977.
Warning: These citations may not always be 100% accurate.