Gaya APA
Ansel, H, C. (2010).
Pharmaceutical calculations (13th ed.).
Philadelphia:
Wolters Kluwer Health Lippincott Williams & Wilkins.
Gaya MLA
Ansel, Howard, C..
"Pharmaceutical calculations".
13th ed.
Philadelphia:
Wolters Kluwer Health Lippincott Williams & Wilkins,
2010.
e-book.