(2013). Herding a hundred: Counting the sheep / by Donna Loughran ; content consultant, David T. Hughes, Mathematics Curriculum Specialist.
Citace podle Chicago (17th ed.)Herding a Hundred: Counting the Sheep / by Donna Loughran ; Content Consultant, David T. Hughes, Mathematics Curriculum Specialist. 2013.
Citace podle MLA (9th ed.)Herding a Hundred: Counting the Sheep / by Donna Loughran ; Content Consultant, David T. Hughes, Mathematics Curriculum Specialist. 2013.
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