Morland, R. (1966). A Course in higher national certificate Mathematics. the English University pr.
Tohutoru Kātū Chicago (17th ed.)Morland, R.S. A Course in Higher National Certificate Mathematics. London: the English University pr, 1966.
Tohutoro MLA (9th ed.)Morland, R.S. A Course in Higher National Certificate Mathematics. the English University pr, 1966.
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