Cita APA (7th ed.)

FORTUNE JOYCE. (1997). LEARNING FROM FAILURE: SYSTEMS APPROACH. JOHN WILEY AND SONS.

Cita Chicago (17th ed.)

FORTUNE JOYCE. LEARNING FROM FAILURE: SYSTEMS APPROACH. NEW JERSEY,USA: JOHN WILEY AND SONS, 1997.

Cita MLA (9th ed.)

FORTUNE JOYCE. LEARNING FROM FAILURE: SYSTEMS APPROACH. JOHN WILEY AND SONS, 1997.