Cita APA (7a ed.)
Haga, E., & Haga, E. (1969). Automated educational systems.
Cita estilo Chicago (17a ed.)
Haga, Enoch, y Enoch Haga. Automated Educational Systems. 1969.
Cita MLA (9a ed.)
Haga, Enoch, y Enoch Haga. Automated Educational Systems. 1969.
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