Roser, N. L. (1987). Laidlaw spelling. Laidlaw Brothers.
Tohutoru Kātū Chicago (17th ed.)Roser, Nancy L. Laidlaw Spelling. Illinois: Laidlaw Brothers, 1987.
Tohutoro MLA (9th ed.)Roser, Nancy L. Laidlaw Spelling. Laidlaw Brothers, 1987.
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