एपीए उद्धरण

Mesa, V. (2019). Use of open source mathematics textbooks in university courses.

शिकागो स्टाइल उद्धरण

Mesa, Vilma. Use of Open Source Mathematics Textbooks in University Courses. 2019.

एमएलए उद्धरण

Mesa, Vilma. Use of Open Source Mathematics Textbooks in University Courses. 2019.