R. Mackin

Oxford Dictionary of English Idioms

1994

Recon Strike Force (Chopper Co

Recon Strike Force (Chopper Cops, No 3)

1991

Sky War (Chopper Cops, No 4)

Sky War (Chopper Cops, No 4)

1991

Gulf Attack (Chopper Cops, No

Gulf Attack (Chopper Cops, No 2)

1990

Oxford dictionary of current idiomatic English

1985

OPEAC oral drills

OPEAC oral drills

1973

Oxford Progressive English for

Oxford Progressive English for Adult Learners : Alternative Course

1967

El ingles para medicos y estudiantes de medicina

1962