Gaya APA
Riley, P.
(2004).
Science Library : Plants
(
Cet. ke-1)
.
cambridge, UK:
GROLIER DANBURY,CONNECTICUT.
Gaya MLA
Riley, Peter.
"Science Library : Plants".
Cet. ke-1
cambridge, UK:
GROLIER DANBURY,CONNECTICUT,
2004.
Text.