APA ציטוט

Mason, R. (1971). programmed learning Aid for college mathematies. Learning system company vision of R.D Irwin.

Chicago Style (17th ed.) Citation

Mason, R. Programmed Learning Aid for College Mathematies. Homewood: Learning system company vision of R.D Irwin, 1971.

ציטוט MLA

Mason, R. Programmed Learning Aid for College Mathematies. Learning system company vision of R.D Irwin, 1971.