000			00364nam a2200145Ia 4500
008			180611s9999||||xx |||||||||||||| ||und||
020			_a9971-63-141-5
041			_aen
082			_a330.1
100			_aSeng KWOK Lal
245		0	_aEssential elements of economics
260			_bSingapore. pan Pacific Book D _cis 1980
300			_a(8),156p.i
942			_cLL
999			_c7890 _d7890