APA (7th ed.) Citation

Ball, J. E. (1980). Practical problems in mathematics for mason. Delmar.

Chicago Style (17th ed.) Citation

Ball, John E. Practical Problems in Mathematics for Mason. Albany, NY: Delmar, 1980.

MLA (9th ed.) Citation

Ball, John E. Practical Problems in Mathematics for Mason. Delmar, 1980.

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