Gaya APA

FERREIRA, L. (1981). NOTION BY NOTION : BEGINING ESL PRACTICE BOOK (-). LONDON: NEWBURRY HOUSE PUBLISHERS, INC.

Gaya MLA

FERREIRA, LINDA. "NOTION BY NOTION : BEGINING ESL PRACTICE BOOK". - LONDON: NEWBURRY HOUSE PUBLISHERS, INC, 1981. Text.