One-Day, One-Problem
MLA
O'Grady, Glen, et al. One-day, One-problem. Springer Science+Business Media Singapore, 2012.
APA
O'Grady, G., Yew, E. H.J, Goh, K. P. L, Schmidt, H., & Yew, E. (2012). One-Day, One-Problem. Springer Science+Business Media Singapore.
Chicago
O'Grady, Glen, Elaine H.J Yew, Karen P. L Goh, Henk Schmidt, and Elaine Yew. One-Day, One-Problem. : Springer Science+Business Media Singapore, 2012.
