Cita APA (7a ed.)

Wynd, C. A., Schmidt, B., & Schaefer, M. A. (2003). Two quantitative approaches for estimating content validity. [s.n.].

Cita Chicago Style (17a ed.)

Wynd, Christine A., Bruce Schmidt, y Michelle Atkins Schaefer. Two Quantitative Approaches for Estimating Content Validity. [S.l.]: [s.n.], 2003.

Cita MLA (9a ed.)

Wynd, Christine A., et al. Two Quantitative Approaches for Estimating Content Validity. [s.n.], 2003.