Dyfyniad APA

Beauchamp, W. L. (1957). Discovering our world, science for the midle grades. Scott, Foresman ang Comp.

Dyfyniad Arddull Chicago

Beauchamp, Wilbur L. Discovering Our World, Science for the Midle Grades. Scott, Foresman ang Comp, 1957.

Dyfyniad MLA

Beauchamp, Wilbur L. Discovering Our World, Science for the Midle Grades. Scott, Foresman ang Comp, 1957.

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