Gaya APA
Economy And Ecology In Sustainable Development. (1994).
Jakarta:
Gramedia Pustaka Utama.
Gaya Chicago
Economy And Ecology In Sustainable Development.
.
Jakarta:
Gramedia Pustaka Utama,
1994.
.
Gaya MLA
Economy And Ecology In Sustainable Development.
.
Jakarta:
Gramedia Pustaka Utama,
1994.
.
Gaya Turabian
Economy And Ecology In Sustainable Development.
Jakarta:
Gramedia Pustaka Utama,
1994.
.