+ wishlist Add to Cart The item has been added Author: Jonathan Lazar Jinjuan Heidi Feng Harry Hochheiser Research Methods in Human-Computer Interaction [9780470723371] Buy More - Save More. Below are the available bulk discount rates for each individual item when you purchase a certain amount Quantity Price Savings 25 - 49 4% 50 - 99 5% 100+ 6% List Price As Low as $83.95 Format: Paperback