Gaya APA
WALPOLE, B.
(1997).
Macmillan Encyclopedia of Science: Body and Health 6
(
Revisi)
.
Malang:
Kauna.
Gaya MLA
WALPOLE, Brenda.
"Macmillan Encyclopedia of Science: Body and Health 6".
Revisi
Malang:
Kauna,
1997.
Text.