*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.
International System: Theoretical Essays/en-ca/international-system-theoretical-essays/ED700E5B-5BB6-407E-BA25-1268AA9D3502.htmlED700E5B-5BB6-407E-BA25-1268AA9D3502