New York Collier-Macmillan International 1968 .
vi, 88 p. 19 cm..

New York Collier-Macmillan International 1968 .
xi, 243 p. , 920331 21 cm..

New York Collier-Macmillan International 1968 .
vi, 88 p. , 920616 19 cm..

New York Collier Macmillan International 1964 .
vi, 72 p. 18 cm..

New York | London Collier Macmillan 1964 .
58 p. , For students of English as a second language. 18 cm..

New York Collier-Macmillan International 1964 .
111 p. 18 cm..

New York Collier Macmillan International 1980 .
v, 122 p. , For students of English as a second language. 19 cm..

[New York] Collier-Macmillan International 1966 .
v.

New York Collier Macmillan International 1966 .
3 v. in 1

New York: Collier-Macmillan International, 1972 .
3 v. : 22 cm..

New York Collier-Macmillan International 1968 .
vii, 152 p.