This textbook is a comprehensive guide to the subject area of Science, specifically Life Sciences/Biology, authored by Eric P. Widmaier, Peter Stiling, Linda Graham, and Robert Brooker. The publication, Principles of Biology, was published by Mcgraw-Hill Education in 2017 and has 1104 pages. The item is a hardcover, measuring 11.1 inches in length, 9 inches in width, and 1.9 inches in height. It weighs 84.5 Oz and is written in English. The publication name is Principles of Biology, and it is a type of textbook. It is best suited for students who need a study guide or test prep. The textbook is classified under Textbooks, Education & Reference, and Books & Magazines categories.