APA (7th ed.) Citation

Anagarika Dharmapala. (1946). The psychology of progress or the thirty-seven principles of bodhi.

Chicago Style (17th ed.) Citation

Anagarika Dharmapala. The Psychology of Progress or the Thirty-seven Principles of Bodhi. 1946.

MLA (9th ed.) Citation

Anagarika Dharmapala. The Psychology of Progress or the Thirty-seven Principles of Bodhi. 1946.

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