Gaya APA
Heaton, J, B., Turton, N, D.
(2002).
Longman Dictionary of Common Errors
(
Edisi 1)
.
England:
Longman Group.
Gaya MLA
Heaton, J, B.., Turton, N, D..
"Longman Dictionary of Common Errors".
Edisi 1
England:
Longman Group,
2002.
Text.