APA Style
HILL, A.ALAN, LILLS, WILLIAM L & ECHSAFER, JACQUELINE E.. (1988).
ENVIRONMENTAL QUALITY .
WASHINGTON:
.
Chicago Style
HILL, A.ALAN, LILLS, WILLIAM L & ECHSAFER, JACQUELINE E..
ENVIRONMENTAL QUALITY.
WASHINGTON:
,
1988.
Buku.
MLA Style
HILL, A.ALAN, LILLS, WILLIAM L & ECHSAFER, JACQUELINE E..
ENVIRONMENTAL QUALITY.
WASHINGTON:
,
1988.
Buku.
Turabian Style
HILL, A.ALAN, LILLS, WILLIAM L & ECHSAFER, JACQUELINE E..
ENVIRONMENTAL QUALITY.
WASHINGTON:
,
1988.
Buku.