Cita APA (7th ed.)
Ashraf, A., & Hazra,Abdul Khaleq. (1977). Vector analysis with applications (3rd ed.). Hafiz book centre.
Cita Chicago (17th ed.)
Ashraf, Ali, i Hazra,Abdul Khaleq. Vector Analysis with Applications. 3rd ed. Dacca: Hafiz book centre, 1977.
Cita MLA (9th ed.)
Ashraf, Ali, i Hazra,Abdul Khaleq. Vector Analysis with Applications. 3rd ed. Hafiz book centre, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.