Gaya APA
Allen, O, E. et al
(1982).
Secrets of a good DIGESTION
(
Cet. 1)
.
Alexandria, Virginia:
Time Life Books.
Gaya MLA
Allen, Oliver, E.. et al.
"Secrets of a good DIGESTION".
Cet. 1
Alexandria, Virginia:
Time Life Books,
1982.
Text.