Filart, E. B. (1985). A diagnosis of sophomore college students difficulties in trigonometry.
Chicago Style (17th ed.) CitationFilart, Erlinda Bonifacio. A Diagnosis of Sophomore College Students Difficulties in Trigonometry. 1985.
MLA (9th ed.) CitationFilart, Erlinda Bonifacio. A Diagnosis of Sophomore College Students Difficulties in Trigonometry. 1985.
Warning: These citations may not always be 100% accurate.