APA
Scottish Intercollegiate Guidelines Network, . (1999). Management of sore throat and indications for tonsillectomy. Edinburgh: SIGN Secretariat.
Chicago
Scottish Intercollegiate Guidelines Network, . 1999. Management of sore throat and indications for tonsillectomy. Edinburgh: SIGN Secretariat.
Harvard
Scottish Intercollegiate Guidelines Network, . (1999). Management of sore throat and indications for tonsillectomy. Edinburgh: SIGN Secretariat.
MLA
Scottish Intercollegiate Guidelines Network, . Management of sore throat and indications for tonsillectomy. Edinburgh: SIGN Secretariat. 1999.