Lambros, A. (2002). Problem-based learning in K-8 classrooms: A teacher's guide to implementation. Corwin Press.
Chicago-viite (17. p.)Lambros, Ann. Problem-based Learning in K-8 Classrooms: A Teacher's Guide to Implementation. Thousand Oaks, Calif: Corwin Press, 2002.
MLA-viite (9. p.)Lambros, Ann. Problem-based Learning in K-8 Classrooms: A Teacher's Guide to Implementation. Corwin Press, 2002.
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