APA (7th ed.) Citation

Selvadurai, S. The necklace of blue sapphires. Sam Printers.

Chicago Style (17th ed.) Citation

Selvadurai, Sita. The Necklace of Blue Sapphires. Colombo: Sam Printers.

MLA (9th ed.) Citation

Selvadurai, Sita. The Necklace of Blue Sapphires. Sam Printers.

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