Krishnas engineering physics, Vol.04: Wave motion and sounds /
Gupta
Krishnas engineering physics, Vol.04: Wave motion and sounds / Gupta, Arun Kumar - 1st ed. - Meerut : Krishna Prakashan Media,
Krishnas engineering physics, Vol.04: Wave motion and sounds / Gupta, Arun Kumar - 1st ed. - Meerut : Krishna Prakashan Media,