Lua APA (7ú heag.)

WEIHRICH HEINZ. (1986). MANAGEMENT EXCELLENCE PRODUCTIVITY THROUGH MBO. MCGRAW-HILL.

Lua i Stíl Chicago (17ú heag.)

WEIHRICH HEINZ. MANAGEMENT EXCELLENCE PRODUCTIVITY THROUGH MBO. NEW YORK: MCGRAW-HILL, 1986.

Lua MLA (9ú heag.)

WEIHRICH HEINZ. MANAGEMENT EXCELLENCE PRODUCTIVITY THROUGH MBO. MCGRAW-HILL, 1986.

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