Gaya APA

Ph.D., P., O., R., R. (1987). Nursing science major paradigms, theories, and critiques . Phiiladelphia: V.B. SAUNDERS COMPANY.

Gaya MLA

Ph.D., P., O., R., R.. Nursing science major paradigms, theories, and critiques. Phiiladelphia: V.B. SAUNDERS COMPANY, 1987. Text.