"Communication." . . "Comunicazione." . . "Sozialkompetenz." . . . . "Zwischenmenschliche Beziehung." . . . "Human communication : motivation, knowledge & skills" . "Human communication : motivation, knowledge & skills"@en . . "Human communication : motivation, knowledge and skills" . . "Human communication : motivation, knowledge, & skills" . . . . . . . . . "Human communication : motivation, knowledge, and skills" . . . . . . "Human communication motivation, knowledge & skills"@en . . . . . . .