APA (7th ed.) Citation

Krugman, P. Blockchains: What are they good for? The Philippine Star..

Chicago Style (17th ed.) Citation

Krugman, Paul. "Blockchains: What Are They Good for?" The Philippine Star. .

MLA (9th ed.) Citation

Krugman, Paul. "Blockchains: What Are They Good for?" The Philippine Star., .

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