Cita APA (7th ed.)

Davies, J. Communication Skills: A Guide for Engineering and Applied Science Students (3.). Pearson Education UK.

Cita Chicago (17th ed.)

Davies, John. Communication Skills: A Guide for Engineering and Applied Science Students. 3. Pearson Education UK.

Cita MLA (8th ed.)

Davies, John. Communication Skills: A Guide for Engineering and Applied Science Students. 3. Pearson Education UK.