Mahan, L. A. (1967). The effect of problem-solving and lecture-discussion methods of teaching genral science in developing student grwoth in basic understandings, problem-solving skills, attitudes, interest, and personal adjustment. University Microfilms.
Cita Chicago (17th ed.)Mahan, Luther Alvin. The Effect of Problem-solving and Lecture-discussion Methods of Teaching Genral Science in Developing Student Grwoth in Basic Understandings, Problem-solving Skills, Attitudes, Interest, and Personal Adjustment. [Ann Arbor, Mich: University Microfilms, 1967.
Cita MLA (9th ed.)Mahan, Luther Alvin. The Effect of Problem-solving and Lecture-discussion Methods of Teaching Genral Science in Developing Student Grwoth in Basic Understandings, Problem-solving Skills, Attitudes, Interest, and Personal Adjustment. University Microfilms, 1967.