Engler, C. (1993). Managerial accounting (Third edition.). Irwin.
Lua i Stíl Chicago (17ú heag.)Engler, Calvin. Managerial Accounting. Third edition. Homewood, Ill: Irwin, 1993.
Lua MLA (9ú heag.)Engler, Calvin. Managerial Accounting. Third edition. Irwin, 1993.
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