TY - BOOK AU - Benwick, Caira Louise TI - The level of vocabulary skill and economic class of grade 11 students AV - PHS PE 1449 .B479 2013 PY - 2013/// CY - Las Piñas City, Philippines PB - Southville International School and Colleges KW - English language KW - Vocabulary KW - Study and teaching KW - Study and Teaching KW - Education KW - Economic aspects KW - Language acquisition N1 - Includes bibliographical references ER -