Gaya APA

gupta,C.K, . (2003). Chemical Metallurgy : Principles and Practice (E-Book) . Germany: Wiley VCH Verlag GmbH & Co. KGaA.

Gaya MLA

gupta,C.K, . "Chemical Metallurgy : Principles and Practice (E-Book)". Germany: Wiley VCH Verlag GmbH & Co. KGaA, 2003. E-book.