Gaya APA
Bowblby, S.R., Mannion, A.M.. (1992).
Environmental Issues In The 1990s .
New York:
John Wiley & Sons.
Gaya Chicago
Bowblby, S.R., Mannion, A.M..
Environmental Issues In The 1990s.
New York:
John Wiley & Sons,
1992.
.
Gaya MLA
Bowblby, S.R., Mannion, A.M..
Environmental Issues In The 1990s.
New York:
John Wiley & Sons,
1992.
.
Gaya Turabian
Bowblby, S.R., Mannion, A.M..
Environmental Issues In The 1990s.
New York:
John Wiley & Sons,
1992.
.