A Dictionary of Phonetics and Phonology

The Grammaring Guide to English Grammar with Exercises

Language: The Basics: Edition 2

Mandarin Chinese for Beginners: Mastering Conversational Chinese (Fully Romanized and Free Online Audio)

Penguin Writers' Guides: How to Write Effective Emails

The Oxford Dictionary of English Grammar: Edition 2

Why Do Languages Change?

Elements of Style

Language Change

The Elements of Style: The Original Edition

Mind the Gaffe: The Penguin Guide to Common Errors in English

High School English Grammar & Composition (Multicolour Edition)

Dictionary of Historical and Comparative Linguistics

Oxford Modern English Grammar

Elementary Korean Second Edition: (Downloadable Audio Included)

The Complete Guide to Grammar

English Grammar and Usage Made Easy: Learning English Language and Grammar Made Simple

High School English Grammar & Composition 2 Colour (Regular Edition)

Key to High School English Grammar & Composition

Japanese Hiragana & Katakana for Beginners: First Steps to Mastering the Japanese Writing System [Downloadable Content Included]