Trochim, M. K., & Trochim, W. M. K. (2007). Concept mapping for planning and evaluation. Sage.
Cita Chicago (17th ed.)Trochim, Mary Kane, i William M. K. Trochim. Concept Mapping for Planning and Evaluation. Thousand Oaks, Calif: Sage, 2007.
Cita MLA (9th ed.)Trochim, Mary Kane, i William M. K. Trochim. Concept Mapping for Planning and Evaluation. Sage, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.