APA (7th ed.) Citation

Gaselee Sir, S. The present grouping of Christendom. Billing and Sons.

Chicago Style (17th ed.) Citation

Gaselee Sir, Stephen. The Present Grouping of Christendom. Guildford: Billing and Sons.

MLA (9th ed.) Citation

Gaselee Sir, Stephen. The Present Grouping of Christendom. Billing and Sons.

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