Gaya APA
CLAYTON, N.
(1994).
YOUNG LIVING / Nanalee Clayton
(
6th Edition)
.
USA:
glencoe mcGraw-Hill.
Gaya MLA
CLAYTON, Nanalee.
"YOUNG LIVING / Nanalee Clayton".
6th Edition
USA:
glencoe mcGraw-Hill,
1994.
Text.