The William Lowell Putnam Mathematical Competition: Problems and Solutions from 1965-1984 is a textbook published by the American Mathematical Society. Authored by Leonard F. Klosinski, this trade paperback book consists of 148 pages and is part of the Problem Bks. series. It provides a collection of mathematical problems and solutions related to the competition, making it a valuable resource for students and educators interested in various mathematical topics. The book is in English and offers a comprehensive look at the Putnam Mathematical Competition during this time period.