Programmed first course in algebra, revised form H. Student's text. Prepared under the supervision of the Panel on Programmed Learning of the School Mathematics Study Group: R. Creighton Buck [and others]. (Its Unit, no. 60, 61)
Programmed first course in algebra, revised form H. Student's text. Prepared under the supervision of the Panel on Programmed Learning of the School Mathematics Study Group: R. Creighton Buck [and others].