Burrows, M. M. (1991). Test item file to accompany brief calculus with applications (Third edition.). D.C. Health and Company.
Lua i Stíl Chicago (17ú heag.)Burrows, Meredythe M. Test Item File to Accompany Brief Calculus with Applications. Third edition. Lexington, Massachusetts: D.C. Health and Company, 1991.
Lua MLA (9ú heag.)Burrows, Meredythe M. Test Item File to Accompany Brief Calculus with Applications. Third edition. D.C. Health and Company, 1991.
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