The genera of the spider family theridiosomatidae / Jonathan A. Coddington Development of the lungs of spiders / Orville L. Simmons The profit box system of forecasting stock prices /Wilfred R. George Systems of profit measurement / John Baille De invloed den rentesland op de balans /J.G. de Jongh Bilanz-analyse :ein fuhrer durch veroffentlichte bilanzen /von Paul GerstnerThe Genera of the spider family theridiosomatidae /Jonathan A. CaddingtonSatu Vespa sejuta Saudara, uyee! / Penyunting : Gustafrizal Busra, Joni SyahputraRumah jaring : karya binatang yang menakjubkan / cerita dan ilustrasi, Binar Socaherang ; editor, Sri WahyuniI wonder why spiders spin webs : and other questions about creepy crawlies / Amanda O'Neill ; editors, Claire Llewellyn, Clare Oliver