Penggayaan APA
PHELPS, Charles E.. (1992).
Health economics .
New England:
Harper Collins Publisher Inc..
Chicago Style
PHELPS, Charles E..
Health economics.
New England:
Harper Collins Publisher Inc.,
1992.
Buku.
MLA Style
PHELPS, Charles E..
Health economics.
New England:
Harper Collins Publisher Inc.,
1992.
Buku.
Turabian Style
PHELPS, Charles E..
Health economics.
New England:
Harper Collins Publisher Inc.,
1992.
Buku.