APA (7e ed.) Bronvermelding

Addison, J., Howison, S., & King, J. (2006). Ray methods for free boundary problems.

Chicago (17e ed.) Bronvermelding

Addison, J., S. Howison, en J. King. Ray Methods for Free Boundary Problems. 2006.

MLA (9e ed.) Bronvermelding

Addison, J., et al. Ray Methods for Free Boundary Problems. 2006.