Gaya APA

Hewitt, E., K.A., I, R. (1970). Abstract harmonic analysis II . New York: New York: Sringer-Verlag; 1970.

Gaya MLA

Hewitt, E.., K.A., I., Ross,. "Abstract harmonic analysis II". New York: New York: Sringer-Verlag; 1970, 1970. Text.