APA (7th ed.) Citation

Samaratunga, M. N. Rubies & Sapphires: Great Sayings of Great Thinkers. Ratna Poth Prakashakayo.

Chicago Style (17th ed.) Citation

Samaratunga, Menerigama Nimal. Rubies & Sapphires: Great Sayings of Great Thinkers. Colombo: Ratna Poth Prakashakayo.

MLA (9th ed.) Citation

Samaratunga, Menerigama Nimal. Rubies & Sapphires: Great Sayings of Great Thinkers. Ratna Poth Prakashakayo.

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