APA (7th ed.) Citation

Ridout. The spell well word books (-.). Blackie & Son Pvt .Ltd.

Chicago Style (17th ed.) Citation

Ridout. The Spell Well Word Books. -. Calcutta: Blackie & Son Pvt .Ltd.

MLA (9th ed.) Citation

Ridout. The Spell Well Word Books. -. Blackie & Son Pvt .Ltd.

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