10th EditionElliot Aronson, Robin M. Akert, Samuel R. Sommers, Timothy D. Wilson525 solutions
23rd EditionDavid Twomey, Marianne Jennings, Stephanie Greene369 solutions
12th EditionBarry Render, Chuck Munson, Jay Heizer1,698 solutions
5th EditionJack T. Marchewka346 solutions