APA (7th ed.) Citation

Opland. Lubbers, Ruud. . Ruding, Herman Onno Christiaan Rudolf. . Rietkerk, J.G.

Chicago Style (17th ed.) Citation

Opland. Lubbers, Ruud. . Ruding, Herman Onno Christiaan Rudolf. . Rietkerk, J.G.

MLA (8th ed.) Citation

Opland. Lubbers, Ruud. . Ruding, Herman Onno Christiaan Rudolf. . Rietkerk, J.G.

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