APA (7th ed.) Citation

Leadbeater, C. W. (1922). Invisible helpers. Theosophical Publishing House.

Chicago Style (17th ed.) Citation

Leadbeater, C. W. Invisible Helpers. London: Theosophical Publishing House, 1922.

MLA (8th ed.) Citation

Leadbeater, C. W. Invisible Helpers. Theosophical Publishing House, 1922.

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