| 1 |  | World English : Teacher's book : 1 / Biên tập : Johnnie Prather, Peter Jovanovich, Christopher Morris . - Orlando : Harcourt Brace , 1982. - T15,152 tr ; 21 cm |
| 2 |  | World English 1 / Johnnie Prather, Peter Jovanovich, Christopher Morris . - Orlando : Harcount Brace , 1981. - 152 tr ; 23 cm Thông tin xếp giá: 400/A.000126 |
| 3 |  | World English : Teacher's book : 2 / B.s. : Johnnie Prather, Peter Jovanovich, Christopher Morris . - Orlando : Harcount Brace , 1982. - T15,160 tr ; 21 cm |
| 4 |  | World English 2 / B.s. : Johnnie Prather, Peter Jovanovich, Christopher Morris . - Orlando : Harcourt Brace , 1981. - 152 tr ; 23 cm Thông tin xếp giá: 400/A.000127 |
| 5 |  | World English 3 / B.s. : Johnnie Prather, Peter Jovanovich, Christopher Morris . - Orlando : Harcourt Brace , 1981. - 152 tr ; 23 cm Thông tin xếp giá: 400/A.000128 |