APA aipamena

Frank, C., & Rinvolucri, M. (1991). Grammar in Action Again: Awareness Activities for Language Learning. London: Prentice-Hall.

Chicago Style aipamena

Frank, Christine, và Mario Rinvolucri. Grammar in Action Again: Awareness Activities for Language Learning. London: Prentice-Hall, 1991.

MLA aipamena

Frank, Christine, và Mario Rinvolucri. Grammar in Action Again: Awareness Activities for Language Learning. London: Prentice-Hall, 1991.