APA (7th ed.) Citation

SP & Beckers, P. (1991). af004671: Erna Engelen.

Chicago Style (17th ed.) Citation

SP and Pedro Beckers. Af004671: Erna Engelen. 1991.

MLA (8th ed.) Citation

SP and Pedro Beckers. Af004671: Erna Engelen. 1991.

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