APA

Peplau H. E., O'Toole A. W. & Welt S. R. (1989). Interpersonal theory in nursing practice: selected works of Hildegard E. Peplau. New York, N.Y: Springer Pub. Co.

Chicago

Peplau Hildegard E, O'Toole Anita Werner and Welt Sheila Rouslin. 1989. Interpersonal theory in nursing practice: selected works of Hildegard E. Peplau. New York, N.Y: Springer Pub. Co.

Harvard

Peplau H. E., O'Toole A. W. and Welt S. R. (1989). Interpersonal theory in nursing practice: selected works of Hildegard E. Peplau. New York, N.Y: Springer Pub. Co.

MLA

Peplau Hildegard E, O'Toole Anita Werner and Welt Sheila Rouslin. Interpersonal theory in nursing practice: selected works of Hildegard E. Peplau. New York, N.Y: Springer Pub. Co. 1989.