APA-čujuhus (7. p.)
Ferrar, W. L. (1962). Higher Algebra: A sequel to higher algebra for schools (1a.ed.). Oxford.
Chicago-čujuhus (17. p.)
Ferrar, W. L. Higher Algebra: A Sequel to Higher Algebra for Schools. 1a.ed. Oxford: Oxford, 1962.
MLA-čujuhus (9. p.)
Ferrar, W. L. Higher Algebra: A Sequel to Higher Algebra for Schools. 1a.ed. Oxford, 1962.
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