*Valid September 30, 2024 - December 25, 2024 at Canadian stores and at indigo.ca, while quantities last, with $50.00 or more pre-tax purchase of eligible product(s), after discounts and plum points redemptions. Minimum purchase amount excludes gift cards, plum+ memberships, Love of Reading products/donations, and shipping costs. Selection may vary between stores and online.
An Introductory Treatise on Dynamical Astronomy/en-ca/an-introductory-treatise-on-dynamical-astronomy/4D4BB8CD-E76C-4F58-805A-828DA2933C7D.html4D4BB8CD-E76C-4F58-805A-828DA2933C7D