Gaya APA
Barber, P., Robertson, D. (2015).
Essentials of Pharmacology for Nurses ed.3 (3).
England:
Open University Press.
Gaya MLA
Barber, Paul., Robertson, Deborah.
"Essentials of Pharmacology for Nurses ed.3".
3
England:
Open University Press,
2015.
Electronic Resource.