APA

Upstream Engineering Conference (Washington (1936)), Upstream Engineering Conference (Washington (1936)), . (1972). Headdwaters control and use. : .

Chicago

Upstream Engineering Conference (Washington (1936)), Upstream Engineering Conference (Washington (1936)), . 1972. Headdwaters control and use. : .

Harvard

Upstream Engineering Conference (Washington (1936)), Upstream Engineering Conference (Washington (1936)), . (1972). Headdwaters control and use. : .

MLA

Upstream Engineering Conference (Washington (1936)), Upstream Engineering Conference (Washington (1936)), . Headdwaters control and use. : . 1972.