McCombs, J. S. (2011). Making summer count: How summer programs can boost children's learning. RAND.
Citace podle Chicago (17th ed.)McCombs, Jennifer Sloan. Making Summer Count: How Summer Programs Can Boost Children's Learning. Santa Monica, Calif.: RAND, 2011.
Citace podle MLA (9th ed.)McCombs, Jennifer Sloan. Making Summer Count: How Summer Programs Can Boost Children's Learning. RAND, 2011.
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