Cita APA (7a ed.)

King, I. M. (1981). A theory for nursing: Systems, concepts, process. John Wiley and Sons.

Cita Chicago Style (17a ed.)

King, Imogene M. A Theory for Nursing: Systems, Concepts, Process. New York ; Chichester: John Wiley and Sons, 1981.

Cita MLA (9a ed.)

King, Imogene M. A Theory for Nursing: Systems, Concepts, Process. John Wiley and Sons, 1981.