"Experimental Methods in Language Acquisition Research" by Sharon Unsworth is a textbook published in 2010 by Benjamins Publishing Company, John. It is part of the Language Learning and Language Teaching Series and offers a comprehensive look at experimental methods in the field of language acquisition research. With 300 pages, this trade paperback book covers a variety of topics related to linguistics and language teaching, making it a valuable resource for students and educators in the subject area.