Filippo, J., Mackey, D. Grammar Plus. A Basic Skills Course for English Language. Reading etc.: Addison-Wesley Publishing Co, 1994 314 p. il. 0-201-53495-9.
Filippo, J., Mackey, D. Grammar Plus. A Basic Skills Course for English Language. Reading etc.: Addison-Wesley Publishing Co, 1994 314 p. il. 0-201-53495-9.
Filippo, J., Mackey, D. (1994) Grammar Plus. A Basic Skills Course for English Language, Reading etc.: Addison-Wesley Publishing Co 314 p. il. 0-201-53495-9.
Filippo, J., & Mackey, D. (1994). Grammar Plus. A Basic Skills Course for English Language. Student Book. Reading etc.: Addison-Wesley Publishing Co, 314 p. il.
Filippo J, Mackey D. Grammar Plus. A Basic Skills Course for English Language: Student Book. Reading etc.: Addison-Wesley Publishing Co; 1994. p. 314 p. il. ISBN: 0-201-53495-9.
