APA (7e ed.) Bronvermelding
EMERICH, H. H. (1952). Geology of Blacklands experimental watershed, Near Waco, Texas.
Chicago (17e ed.) Bronvermelding
EMERICH, Harry H. Geology of Blacklands Experimental Watershed, Near Waco, Texas. 1952.
MLA (9e ed.) Bronvermelding
EMERICH, Harry H. Geology of Blacklands Experimental Watershed, Near Waco, Texas. 1952.
Let op: Deze citaties zijn niet altijd 100% accuraat.