APA (7th ed.) Citation

V.l.n.r. Sandberg, D'Ailly, Seegers.

Chicago Style (17th ed.) Citation

V.l.n.r. Sandberg, D'Ailly, Seegers.

MLA (8th ed.) Citation

V.l.n.r. Sandberg, D'Ailly, Seegers.

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