*Valid December 2, 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.
Longitudinal Research with Latent Variables/en-ca/longitudinal-research-with-latent-variables/068FB06E-3B3E-484D-A538-40BB8321452B.html068FB06E-3B3E-484D-A538-40BB8321452B