Gaya APA

Charlton, S, G., O'Brien, T, G. (2008). Handbook of Human Factors Testing and Evaluation . United States of America: Lawrence Erlbaum Associates, Inc..

Gaya MLA

Charlton, Samuel, G.., O'Brien, Thomas, G.. "Handbook of Human Factors Testing and Evaluation". United States of America: Lawrence Erlbaum Associates, Inc., 2008. Text.