APA aipamena

Joyce Vallar. (2011). Spelling: Teacher's Guide 2 (Collins Primary Focus) (New edition.). HarperCollins UK.

Chicago Style aipamena

Joyce Vallar. Spelling: Teacher's Guide 2 (Collins Primary Focus). New edition. HarperCollins UK, 2011.

MLA aipamena

Joyce Vallar. Spelling: Teacher's Guide 2 (Collins Primary Focus). New edition. HarperCollins UK, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.