Cita APA (7th ed.)

Porter, L. J., & Tanner, S. J. (1996). Assessing business excellence: A guide to self-assessment. Butterworth/Heinemann.

Cita Chicago (17th ed.)

Porter, L. J., i S. J. Tanner. Assessing Business Excellence: A Guide to Self-assessment. Oxford: Butterworth/Heinemann, 1996.

Cita MLA (9th ed.)

Porter, L. J., i S. J. Tanner. Assessing Business Excellence: A Guide to Self-assessment. Butterworth/Heinemann, 1996.