Gaya APA

Horn, G, M. (1988). Essentials of functional grammar : a structure-neutral theory of movement, control, and anaphora . New York: Mouton de Gruyter.

Gaya MLA

Horn, George, M.. "Essentials of functional grammar : a structure-neutral theory of movement, control, and anaphora". New York: Mouton de Gruyter, 1988. Text.