Gaya APA
Tivy, Joy, O`hare, Greg. (1985).
human Impact On The Ecosystem .
New York:
Oliver & Boyd .
Gaya Chicago
Tivy, Joy, O`hare, Greg.
human Impact On The Ecosystem.
New York:
Oliver & Boyd ,
1985.
Media Cetak.
Gaya MLA
Tivy, Joy, O`hare, Greg.
human Impact On The Ecosystem.
New York:
Oliver & Boyd ,
1985.
Media Cetak.
Gaya Turabian
Tivy, Joy, O`hare, Greg.
human Impact On The Ecosystem.
New York:
Oliver & Boyd ,
1985.
Media Cetak.