APA (7th ed.) Citation

Steen, P. v. d. El'cin, Boris Nikolaevič.

Chicago Style (17th ed.) Citation

Steen, Paul van der. El'cin, Boris Nikolaevič.

MLA (8th ed.) Citation

Steen, Paul van der. El'cin, Boris Nikolaevič.

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