APA
ganeri a., malam j., . (2007). Earth & Space. bath bal: parragon publishing book.
Chicago
ganeri anita, malam john, . 2007. Earth & Space. bath bal: parragon publishing book.
Harvard
ganeri a., malam j., . (2007). Earth & Space. bath bal: parragon publishing book.
MLA
ganeri anita, malam john, . Earth & Space. bath bal: parragon publishing book. 2007.