UPCBA Department of Accounting and Finance. (1980). Workbook in basic accounting. s.n.
Lua i Stíl Chicago (17ú heag.)UPCBA Department of Accounting and Finance. Workbook in Basic Accounting. s.l: s.n, 1980.
Lua MLA (9ú heag.)UPCBA Department of Accounting and Finance. Workbook in Basic Accounting. s.n, 1980.
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