APA (7th ed.) Citation

PORTIS, A. M., & Young, H. D. (1971). Mathematics and Statistics.

Chicago Style (17th ed.) Citation

PORTIS, Alan M., and Hugh D. Young. Mathematics and Statistics. McGraw Hill, 1971.

MLA (8th ed.) Citation

PORTIS, Alan M., and Hugh D. Young. Mathematics and Statistics. 1971.

Warning: These citations may not always be 100% accurate.