APA (7e ed.) Bronvermelding

Greene, H. A., & Petty, W. T. (1963). Developing language skills in the elementary schools (2d ed.). Allyn and Bacon.

Chicago (17e ed.) Bronvermelding

Greene, Harry Andrew, en Walter Thomas Petty. Developing Language Skills in the Elementary Schools. 2d ed. Boston: Allyn and Bacon, 1963.

MLA (9e ed.) Bronvermelding

Greene, Harry Andrew, en Walter Thomas Petty. Developing Language Skills in the Elementary Schools. 2d ed. Allyn and Bacon, 1963.