APA-Zitierstil (7. Ausg.)

Wardhaugh, R. (1993). Investigating language: Central problems in linguistics (1. publ. 1993, reprinted.). Blackwell.

Chicago-Zitierstil (17. Ausg.)

Wardhaugh, Ronald. Investigating Language: Central Problems in Linguistics. 1. publ. 1993, reprinted. Oxford [u.a.]: Blackwell, 1993.

MLA-Zitierstil (9. Ausg.)

Wardhaugh, Ronald. Investigating Language: Central Problems in Linguistics. 1. publ. 1993, reprinted. Blackwell, 1993.