APA
Aggarwala Ram Ratan, University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics, Parthasarathy S Gu & University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics. (1954). Bessels's and Mathieu's functions as applied to ultrasonics. Delhi: University of Delhi India.
Chicago
Aggarwala Ram Ratan, University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics, Parthasarathy S Gu and University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics. 1954. Bessels's and Mathieu's functions as applied to ultrasonics. Delhi: University of Delhi India.
Harvard
Aggarwala Ram Ratan, University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics, Parthasarathy S Gu and University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics. (1954). Bessels's and Mathieu's functions as applied to ultrasonics. Delhi: University of Delhi India.
MLA
Aggarwala Ram Ratan, University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics, Parthasarathy S Gu and University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics. Bessels's and Mathieu's functions as applied to ultrasonics. Delhi: University of Delhi India. 1954.