Peter Ganadig, . (2009). 200 Puzzling physics problems ( with hinds & solutions). new delhi: Cambridge University Press.
Peter Ganadig, . 2009. 200 Puzzling physics problems ( with hinds & solutions). new delhi: Cambridge University Press.
Peter Ganadig, . 200 Puzzling physics problems ( with hinds & solutions). new delhi: Cambridge University Press. 2009.