books.google.com - First published in 1987. Routledge is an imprint of Taylor & Francis, an informa company....https://books.google.com/books/about/The_Nature_of_Vocabulary_Acquisition.html?id=5CETmZAPQOoC&utm_source=gb-gplus-shareThe Nature of Vocabulary Acquisition
Isabel L. Beck, PhD, is Professor of Education in the School of Education and Senior Scientist at the Learning Research and Development Center, both at the University of Pittsburgh. Margaret G. McKeown, PhD, is a Research Scientist at the Learning Research and Development Center, University of Pittsburgh. Linda Kucan, PhD, is Assistant Professor in the Department of Instruction and Learning at the University of Pittsburgh School of Education.