APA (7th ed.) Citation

Hill, L. (1970). Elementary refresher course. Oxford University Pr.

Chicago Style (17th ed.) Citation

Hill, L.A. Elementary Refresher Course. London: Oxford University Pr, 1970.

MLA (9th ed.) Citation

Hill, L.A. Elementary Refresher Course. Oxford University Pr, 1970.

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