Gaya APA
Ditri, F, M. (1982).
Land Treatment of Municipal Wastewater : Vegetation Selection and Management .
Ann Arbor:
Ann Arbo Science.
Gaya MLA
Ditri, Frank, M..
"Land Treatment of Municipal Wastewater : Vegetation Selection and Management".
Ann Arbor:
Ann Arbo Science,
1982.
Text.