Cita APA (7a ed.)
Krause, M., Lutz, W., & Boehnke, J. (2011). The role of sampling in clinical trial design. Psychotherapy Research, 21(3), 243-252.
Cita Chicago Style (17a ed.)
Krause, Merton, Wolfgang Lutz, y JanR Boehnke. "The Role of Sampling in Clinical Trial Design." Psychotherapy Research 21, no. 3 (2011): 243-252.
Cita MLA (9a ed.)
Krause, Merton, et al. "The Role of Sampling in Clinical Trial Design." Psychotherapy Research, vol. 21, no. 3, 2011, pp. 243-252.
Precaución: Estas citas no son 100% exactas.