Gaya APA

Hayden, R, E. et al (1956). Mastering american english : A handbook - workbook of essentials . New Jersey: Prentice-Hall, Inc..

Gaya MLA

Hayden, Rebecca, E.. et al. "Mastering american english : A handbook - workbook of essentials". New Jersey: Prentice-Hall, Inc., 1956. Text.