APA-viite

Spiegel, M. R. (1969). Schaum's outline of theory and problems of real variables. McGraw-Hill.

Chicago-tyylinen lähdeviittaus

Spiegel, Murray R. Schaum's Outline of Theory and Problems of Real Variables. New York: McGraw-Hill, 1969.

MLA-viite

Spiegel, Murray R. Schaum's Outline of Theory and Problems of Real Variables. McGraw-Hill, 1969.