APA Style
L.Gibbon, D.
(1974).
Aeration Of Activated Sludge In Sewage Treatment
(
1)
.
New York:
PERGAMON PRESS.
MLA Style
L.Gibbon, Donald.
"Aeration Of Activated Sludge In Sewage Treatment".
1
New York:
PERGAMON PRESS,
1974.
BOOK.