Cita APA (7th ed.)

Sharma, R. (2023). Calculus of variations (Global edition.). ED-Tech Press.

Cita Chicago (17th ed.)

Sharma, R.K. Calculus of Variations. Global edition. London, United Kingdom: ED-Tech Press, 2023.

Cita MLA (9th ed.)

Sharma, R.K. Calculus of Variations. Global edition. ED-Tech Press, 2023.