Gaya APA

Spiegel, M, R. (1956). Schaum s outline series principles and problem of college algebra (1956). : New York : McGraw-Hill Book Co.,.

Gaya MLA

Spiegel, Murray, R. "Schaum s outline series principles and problem of college algebra". 1956 : New York : McGraw-Hill Book Co.,, 1956. Text.