Contents P 1-1091........Philology. Linguistics 1-85.........General 87-96........Communication. Mass media 94.7........Interpersonal communication 95-95.6.....Oral communication. Speech 98-98.5......Computational linguistics. Natural language processing 99-99.4......Semiotics 99.5-99.6....Nonverbal communication 101-410......Language. Linguistic theory. Comparative grammar 118-118.7...Language acquisition 121-149.....Science of language (Linguistics) 201-299.....Comparative grammar 301-301.5...Style. Composition. Rhetoric 302-302.87..Discourse analysis 306-310.....Translating and interpreting 321-324.5...Etymology 325-325.5...Semantics 326-326.5...Lexicology 327-327.5...Lexicography 375-381.....Linguistic geography 501-769......Indo-European (Indo-Germanic) philology 901-1091.....Extinct ancient or medieval languages Sources Library of Congress Classification Outline