@base . . "United Kingdom" . a ; . a . a ; "1464-9756" ; . a ; ; "20040609190900.0"^^ ; ; . a ; "1464-9756" ; . a , ; "PHQ. Principal & head teachers' quarterly" . a , , ; , , ; ; ; "1464-9756" ; ; "1464-9756" ; ; "1464-9756" ; "PHQ. Principal & head teachers' quarterly" ; .