APA (7th ed.) Citation

Sin Autor. The Royal Readers Nº1. Nelson and sons.

Chicago Style (17th ed.) Citation

Sin Autor. The Royal Readers Nº1. Edingburgh: Nelson and sons.

MLA (9th ed.) Citation

Sin Autor. The Royal Readers Nº1. Nelson and sons.

Warning: These citations may not always be 100% accurate.