Gaya APA

Porter, Les, Tanner, Steve. (1998). Assessing business excellence . USA: Elsevier Butterworth Heinemann.

Gaya Chicago

Porter, Les, Tanner, Steve. Assessing business excellence. USA: Elsevier Butterworth Heinemann, 1998. Text.

Gaya MLA

Porter, Les, Tanner, Steve. Assessing business excellence. USA: Elsevier Butterworth Heinemann, 1998. Text.

Gaya Turabian

Porter, Les, Tanner, Steve. Assessing business excellence. USA: Elsevier Butterworth Heinemann, 1998. Print.