APA Format
Riehl, Joan P.; Roy, Callista
. (1980). Conceptual models for nursing practice. New York : Appleton-Century-Crofts
MLA Format
Riehl, Joan P.; Roy, Callista
. Conceptual models for nursing practice. New York : Appleton-Century-Crofts, 1980
Australian/Harvard Format
Riehl, Joan P.; Roy, Callista
. 1980. Conceptual models for nursing practice. Appleton-Century-Crofts, New York
Warning: These citations may not always be 100% accurate.