Kristof, W. (1969). Untersuchungen zur Theorie psychologischen Messens. Psychologia universalis.
Chicago Style (17th ed.) CitationKristof, Walter. "Untersuchungen Zur Theorie Psychologischen Messens." Psychologia Universalis 1969.
MLA (9th ed.) CitationKristof, Walter. "Untersuchungen Zur Theorie Psychologischen Messens." Psychologia Universalis, 1969.
Warning: These citations may not always be 100% accurate.