MLA

Verleyen, Stijn. System-based Vs Speaker-based : Approaches In 20th-century Theories of Sound Change. Two Studies. Leuven: K.U.Leuven. Faculteit Letteren, 2007.

APA

Verleyen, S. (2007). System-based vs Speaker-based : approaches in 20th-century theories of sound change. Two studies. Leuven: K.U.Leuven. Faculteit Letteren.

Chicago

Verleyen, Stijn, System-Based Vs Speaker-Based: Approaches In 20th-Century Theories of Sound Change. Two Studies. Leuven: K.U.Leuven. Faculteit Letteren, 2007.