This textbook, "Adobe Illustrator CS6: The Professional Portfolio Series" by Against The Clock, is perfect for those looking to improve their skills using Adobe Illustrator. The book is written in English and features illustrations to help readers understand the concepts better. It comes in a spiral format and is published by Against T.H.E. Clock, Inc.

The book is classified under the "Textbooks, Education & Reference" category and is suitable for adult and further education levels. The author, Against The Clock, is known for producing high-quality educational materials. This book is a great addition to any collection for those looking to better their Adobe Illustrator skills.