Gaya APA
Eggleston, M, W. (1970).
National Formulary XIIIrnThe National Formulary - Thirteenth Edition (NFXIII) (Edisi 13).
Washington:
American Pharmaceutical Association.
Gaya MLA
Eggleston, Max, W..
"National Formulary XIIIrnThe National Formulary - Thirteenth Edition (NFXIII)".
Edisi 13
Washington:
American Pharmaceutical Association,
1970.
Text.