Gaya APA
Manurung, H.
(2003).
Marstering Word Spelling & Pronounciation
(
Cet.1)
.
Jakarta:
Prata Aksarak.
Gaya MLA
Manurung, Helding.
"Marstering Word Spelling & Pronounciation".
Cet.1
Jakarta:
Prata Aksarak,
2003.
Text.