APA aipamena

Ho Peck Leng. Cambridge Primary Science Activity Book 2. Marshall Cavendish.

Chicago Style aipamena

Ho Peck Leng. Cambridge Primary Science Activity Book 2. Singapore: Marshall Cavendish.

MLA aipamena

Ho Peck Leng. Cambridge Primary Science Activity Book 2. Marshall Cavendish.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.