I found this:
Computations in Algebraic Geometry with Macaulay 2
Series: Algorithms and Computation in Mathematics, Vol. 8 Eisenbud, D.; Grayson, D.R.; Stillman, M.; Sturmfels, B. (Eds.) 2002, XVI, 329 p., Hardcover ISBN: 978-3-540-42230-3
Which is available here: http://www.math.uiuc.edu/Macaulay2/Book/ComputationsBook/book/book.pdf

