PUCPR Search for 'Provider:Learning Systems Co.'

Programmed learning aid for cultural anthropology and archaeology

By Barnouw, Victor..
Homewood, Ill. Learning Systems Co. 1973 .
xi, 82 p.

Programmed learning aid for business and consumer mathematics

By Mason, Robert Deward, .
Homewood, Ill. Learning Systems Co. 1978 .
xii, 142 p. , Cover title: Self review in business and consumer mathematics. | On spine: Business and consumer mathematics. 0256012725

Programmed learning aid for intermediate accounting

By Welsch, Glenn A..
Homewood, Ill. Learning Systems Co. 1970 .
158 p.