When looking for a book or searching for a topic of interest it may be helpful to browse the shelves. Below are the Dewey Decimal System call numbers associated with this field of study:
410 Linguistics
411 Writing systems
412 Etymology
413 Dictionaries
414 Phonology
415 Structural systems (Grammar)
416 No longer used
417 Dialectology & historical linguistics
418 Standard usage; Applied linguistics
419 Verbal language not spoken or written