Vlek, C. A. J. (1969). Metric and nonmetric approaches to a simple psychophysical continuum.
Chicago Style (17th ed.) CitationVlek, Charles A. J. Metric and Nonmetric Approaches to a Simple Psychophysical Continuum. Stockholm, 1969.
MLA (9th ed.) CitationVlek, Charles A. J. Metric and Nonmetric Approaches to a Simple Psychophysical Continuum. 1969.
Warning: These citations may not always be 100% accurate.