Gaya APA

LoBiondo-Wood, G., Haber, J. (1990). Nursing Research : methods, critical appraisal and utilization 2nd Edition (2). ST Louis: C.V Mosby Company.

Gaya MLA

LoBiondo-Wood, Geri., Haber, Judith. "Nursing Research : methods, critical appraisal and utilization 2nd Edition". 2 ST Louis: C.V Mosby Company, 1990. Text.