Howes, Vernon E.
Pre-calculus mathematics a programmed text:analytic trignometry Vernon E. Howes - New York John Wiley 1967 - xix, 608p
eng
trignometry-Programmed instruction
516.34 / HOP
Pre-calculus mathematics a programmed text:analytic trignometry Vernon E. Howes - New York John Wiley 1967 - xix, 608p
eng
trignometry-Programmed instruction
516.34 / HOP