Karch, A. M. (2011). Focus on nursing pharmacology (5th edition.). Wolters Kluwer/Lippincott Williams & Wilkins.
Chicago-viite (17. p.)Karch, Amy Morrison. Focus on Nursing Pharmacology. 5th edition. Philadelphia: Wolters Kluwer/Lippincott Williams & Wilkins, 2011.
MLA-viite (9. p.)Karch, Amy Morrison. Focus on Nursing Pharmacology. 5th edition. Wolters Kluwer/Lippincott Williams & Wilkins, 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.