Penggayaan APA
HATCHER, Robert A.. (1997).
The Essential of contraceptive technology .
USA:
Johns hopkins cneter for comm program.
Chicago Style
HATCHER, Robert A..
The Essential of contraceptive technology.
USA:
Johns hopkins cneter for comm program,
1997.
Buku.
MLA Style
HATCHER, Robert A..
The Essential of contraceptive technology.
USA:
Johns hopkins cneter for comm program,
1997.
Buku.
Turabian Style
HATCHER, Robert A..
The Essential of contraceptive technology.
USA:
Johns hopkins cneter for comm program,
1997.
Buku.