Lua APA (7ú heag.)
Horn, G. M. (1988). Essentials of functional grammar: A structure-neutral theory of movement, control, and anaphora. Mouton de Gruyter.
Lua i Stíl Chicago (17ú heag.)
Horn, George M. Essentials of Functional Grammar: A Structure-neutral Theory of Movement, Control, and Anaphora. Berlin ; New York: Mouton de Gruyter, 1988.
Lua MLA (9ú heag.)
Horn, George M. Essentials of Functional Grammar: A Structure-neutral Theory of Movement, Control, and Anaphora. Mouton de Gruyter, 1988.
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