Dyfyniad APA

Solo'rzano, H. S., & Helen S.Solo'rzano; Jennifer P.L. Schmidt. (2004). NorthStar: Listening and speaking: Intermediate. White Plains, N.Y: Longman.

Dyfyniad Arddull Chicago

Solo'rzano, Helen S., và Helen S.Solo'rzano; Jennifer P.L. Schmidt. NorthStar: Listening and Speaking: Intermediate. White Plains, N.Y: Longman, 2004.

Dyfyniad MLA

Solo'rzano, Helen S., và Helen S.Solo'rzano; Jennifer P.L. Schmidt. NorthStar: Listening and Speaking: Intermediate. White Plains, N.Y: Longman, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.