Não informado. (1931). University of Washington publications in oceanography. University of Washington.
Chicago (17e ed.) BronvermeldingNão informado. University of Washington Publications in Oceanography. Seattle, Wash: University of Washington, 1931.
MLA (8e ed.) BronvermeldingNão informado. University of Washington Publications in Oceanography. University of Washington, 1931.
Let op: Deze citaties zijn niet altijd 100% accuraat.