2 1 10 Purcell, Edwin J. Primary Author Varberg, Dale Primary Author Rigdon, Steven E. Primary Author Safitri, Amalia Editor Gressando, Julian Translator mixed material 9797410129 Jakarta Erlangga 2004 010002003.jpg Khisty, C. Jotin Primary Author Lall, B. Kent Primary Author Gressando, Julian Translator mixed material 9797415635 Jakarta Erlangga 2006 010007597.jpg