ISBN 165536040X books & textbook
The Lazy Man's Guide to [ultra]Marathon Running: a Mad Mathematician's Research-based "Easy Does It" Method for Optimal Training Efficiency
Waterpeace, Prof Sky Pelletier Osler, Thomas J.
Independently published /2020-01-04 Paperback / 391 Pages
isbn-10: 165536040X / isbn-13: 9781655360404
