Cita APA (7a ed.)

Roug-Hellichius, L. (1998). Babble, grunts and words: A study of phonetic shape and functional use in the beginnings of language. Dept. of Linguistics, University of Stockholm.

Cita Chicago Style (17a ed.)

Roug-Hellichius, Liselotte. Babble, Grunts and Words: A Study of Phonetic Shape and Functional Use in the Beginnings of Language. Stockholm: Dept. of Linguistics, University of Stockholm, 1998.

Cita MLA (8a ed.)

Roug-Hellichius, Liselotte. Babble, Grunts and Words: A Study of Phonetic Shape and Functional Use in the Beginnings of Language. Dept. of Linguistics, University of Stockholm, 1998.