Gaya APA
Jansen, A, D, G, A, L, J.
(2000).
Land Cover Classification System
(
2000)
.
Rome, Italy:
Fao.org.
Gaya MLA
Jansen, Antonio, Di, Gregorio, And, Louisa, J.M..
"Land Cover Classification System".
2000
Rome, Italy:
Fao.org,
2000.
Buku.