APA (7e ed.) Bronvermelding

BEAL , G. ,. (2003). LET'S WRITE - PART 1.

Chicago (17e ed.) Bronvermelding

BEAL , GEORGE ,BEALS. LET'S WRITE - PART 1. 2003.

MLA (9e ed.) Bronvermelding

BEAL , GEORGE ,BEALS. LET'S WRITE - PART 1. 2003.