Escrupolo, V. J. R., & Lapa, E. G. (2018). Grit and motivation levels of students in Philippine literature in relation to English proficiency.
芝加哥风格引文Escrupolo, Valerie Jo R., 与 Elisa G. Lapa. Grit and Motivation Levels of Students in Philippine Literature in Relation to English Proficiency. 2018.
MLA引文Escrupolo, Valerie Jo R., 与 Elisa G. Lapa. Grit and Motivation Levels of Students in Philippine Literature in Relation to English Proficiency. 2018.
警告：这些引文格式不一定是100％准确.