Dyfyniad APA

Ardley, N. (1982). The family enyclopedia of science. Winward.

Dyfyniad Arddull Chicago

Ardley, Neil. The Family Enyclopedia of Science. England: Winward, 1982.

Dyfyniad MLA

Ardley, Neil. The Family Enyclopedia of Science. Winward, 1982.

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