APA aipamena

Ventriglia, L. (1992). Ready for English: Primary learning system. Lincolnwood, Illinois: National Textbook company.

Chicago Style aipamena

Ventriglia, Linda. Ready for English: Primary Learning System. Lincolnwood, Illinois: National Textbook company, 1992.

MLA aipamena

Ventriglia, Linda. Ready for English: Primary Learning System. Lincolnwood, Illinois: National Textbook company, 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.