APA (7th ed.) Citation

Wells, C. G. (1975). Coding manual for the description of child speech (Revised ed.). [University of Bristol School of Education Research Unit].

Chicago Style (17th ed.) Citation

Wells, C. Gordon. Coding Manual for the Description of Child Speech. Revised ed. [Bristol]: [University of Bristol School of Education Research Unit], 1975.

MLA (9th ed.) Citation

Wells, C. Gordon. Coding Manual for the Description of Child Speech. Revised ed. [University of Bristol School of Education Research Unit], 1975.