Gaya APA
Hartman, G., Hayward, A. (1993).
Bactherial Wilt .
Australia:
Australia Centre for Interntional Agricultural Research.
Gaya MLA
Hartman, G.L., Hayward, A.C..
"Bactherial Wilt".
Australia:
Australia Centre for Interntional Agricultural Research,
1993.
Text.