APA (7e ed.) Bronvermelding

Bell, K. L. (1979). Building English skills (Teacher's ed.). McDougal, Littell.

Chicago (17e ed.) Bronvermelding

Bell, Kathleen L. Building English Skills. Teacher's ed. Evanston, Ill.: McDougal, Littell, 1979.

MLA (8e ed.) Bronvermelding

Bell, Kathleen L. Building English Skills. Teacher's ed. McDougal, Littell, 1979.