Liu, P. P. (2023). Invisible Forces: Motivational Supports and Challenges in High School and College Classes.
Chicago Style (17th ed.) CitationLiu, Pei Pei. Invisible Forces: Motivational Supports and Challenges in High School and College Classes. 2023.
MLA (9th ed.) CitationLiu, Pei Pei. Invisible Forces: Motivational Supports and Challenges in High School and College Classes. 2023.
Warning: These citations may not always be 100% accurate.