Leddy, Susan
Conceptual proses of proffessional nursing
Lippincott , 1985
 Buku Teks
Leddy, Susan
Conceptual bases of professional nursing
J.B. Lippincott, 1993
 Buku Teks
Hood, Lucy Jane
Leddy & Pepper's conceptual bases of professional nursing
Lippincott, 2006
 Buku Teks
Hood, Lucy Jane
Leddy & pepper's conceptual bases of professional nursing
Wolters KIluwer/Lippincott Williams & Wilkins, 2014
 Buku Teks
Lysaught, Jerome P.
Action in nursing: progress in proffessional purpose
McGraw-Hill, 1974
 Buku Teks