Gaya APA
dkk, D, J, S, H. (1986).
Accurate, Brief and Clear English Grammer .
Surabaya:
Penerbit & Percetakan Offset.
Gaya MLA
dkk, Drs., John, S., Hartanto.
"Accurate, Brief and Clear English Grammer".
Surabaya:
Penerbit & Percetakan Offset,
1986.
Text.