John R. Ray
· 11 obras en el catálogo
Obras

Barriers to more active contractor participation in the Department of Defense Value Engineering program
Laboratory exercises in physical geography

School business administration
1995
[The role and behavior of spin in gravitational physics]
1987
Computer programs for teaching statistical computations to beginners
1968

Computers in educational administration
1991
Resource conservation in the United States
1961

Technology, computers, and the special needs learner
1995
Laboratory exercises in physical geography
1967

School business administration
2001
School business administration
1992