APA (7e ed.) Bronvermelding

Chen, L. (2004). The Building blocks of good english. Reader's Digest Association.

Chicago (17e ed.) Bronvermelding

Chen, Longgen. The Building Blocks of Good English. Hong Kong: Reader's Digest Association, 2004.

MLA (8e ed.) Bronvermelding

Chen, Longgen. The Building Blocks of Good English. Reader's Digest Association, 2004.