Speziale, H. S., & Carpenter, D. R. (2003). Qualitative research in nursing: Advancing the humanistic imperative (3rd ed.). Lippincott Williams & Wilkins.
Lua i Stíl Chicago (17ú heag.)Speziale, Helen Streubert, agus Dona Rinaldi Carpenter. Qualitative Research in Nursing: Advancing the Humanistic Imperative. 3rd ed. Philadelphia: Lippincott Williams & Wilkins, 2003.
Lua MLA (9ú heag.)Speziale, Helen Streubert, agus Dona Rinaldi Carpenter. Qualitative Research in Nursing: Advancing the Humanistic Imperative. 3rd ed. Lippincott Williams & Wilkins, 2003.
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