APA (7th ed.) Citation

De Silva, T. U. (1937). Pattern and design for juniors. The Colombo Apothecaries.

Chicago Style (17th ed.) Citation

De Silva, T. U. Pattern and Design for Juniors. Colombo: The Colombo Apothecaries, 1937.

MLA (9th ed.) Citation

De Silva, T. U. Pattern and Design for Juniors. The Colombo Apothecaries, 1937.

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