Gaya APA
Devlin, R, M., Witham, F, H.
(1983).
Plant Physiology
(
Fourth)
.
California:
Wadsworth Publishing Company.
Gaya MLA
Devlin, Robert, M.., Witham, Francis, H..
"Plant Physiology".
Fourth
California:
Wadsworth Publishing Company,
1983.
Text.