Gaya APA

Swanson, C, P., Weber, W, A. (NULL). Classroom teaching skills a handbook classroom management . [s.l]:: [s.l]: [s.n]; [s.a].

Gaya MLA

Swanson, Carl, P.., Weber, Wilford, A.. "Classroom teaching skills a handbook classroom management". [s.l]:: [s.l]: [s.n]; [s.a], NULL. Text.