Kalam, A. A. P. J. (2012). Turning Points. The Belknap Press of Harvard University Pres.
Dyfyniad Arddull ChicagoKalam, Abdul A P J. Turning Points. Cambridge: The Belknap Press of Harvard University Pres, 2012.
Dyfyniad MLAKalam, Abdul A P J. Turning Points. The Belknap Press of Harvard University Pres, 2012.
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