@book{167161,
	author = {SPIEGEL (Murray R);LIPSCHUTZ (Seymour);SCHILLER (John J);SPELLMAN (Dennis);GUPTA  (Shishir)},
	title = {Schaums outlines complex variables Ed 2},
	publisher = {McGrawhill Education},
	year = {2014},
	address = {New Delhi},
	edition = {2}
}