Foster, H. B., & Baetiong, L. R. (2017). Graphics-embedded communicative lessons and students' grammatical accuracy and motivation to study English. College of Education, University of the Philippines Diliman.

Foster, Hazel B., and Lourdes R. Baetiong. Graphics-embedded Communicative Lessons and Students' Grammatical Accuracy and Motivation to Study English. Quezon City: College of Education, University of the Philippines Diliman, 2017.

Foster, Hazel B., and Lourdes R. Baetiong. Graphics-embedded Communicative Lessons and Students' Grammatical Accuracy and Motivation to Study English. College of Education, University of the Philippines Diliman, 2017.