Gosling, M., & Hopgood, E. (1999). Learn about information (2nd ed.). DocMatrix.
Cita Chicago Style (17a ed.)Gosling, Mary, y Elizabeth Hopgood. Learn About Information. 2nd ed. Canberra: DocMatrix, 1999.
Cita MLA (9a ed.)Gosling, Mary, y Elizabeth Hopgood. Learn About Information. 2nd ed. DocMatrix, 1999.
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