Gaya APA
STRONG, M, [., FRENCH, R, H, [. (1990).
HYDRAULICS/hydrology of arid lands (H2AL): .
New York:
N.Y American Society of Civil Engineers.
Gaya MLA
STRONG, Michael, [ed.]., FRENCH, Ricard, H, [ed].
"HYDRAULICS/hydrology of arid lands (H2AL):".
New York:
N.Y American Society of Civil Engineers,
1990.
Buku.