Cite
HARVARD Citation
Kelley, W. (2013) The humongous book of SAT math problems : 650 math problems with comprehensive solutions, including the math sections from three full practice SATs : translated for people who don't speak math!!. [Online]. New York, New York : Alpha a member of Penguin Group (USA) Inc. Available from: http://access.bl.uk/ark:/81055/vdc_100038374120.0x000001