APA Style
Sanford, Adrian B.. (1977).
Using English Grammar and Writing Skills Sixth Course .
New York:
Center for the Study of Instruction.
Chicago Style
Sanford, Adrian B..
Using English Grammar and Writing Skills Sixth Course.
New York:
Center for the Study of Instruction,
1977.
Buku Teks.
MLA Style
Sanford, Adrian B..
Using English Grammar and Writing Skills Sixth Course.
New York:
Center for the Study of Instruction,
1977.
Buku Teks.
Turabian Style
Sanford, Adrian B..
Using English Grammar and Writing Skills Sixth Course.
New York:
Center for the Study of Instruction,
1977.
Buku Teks.