APA (7th ed.) Citation

Baltes, H. P. (1978). Inverse source problems in optics. Springer-Verlag.

Chicago Style (17th ed.) Citation

Baltes, Heinrich P. Inverse Source Problems in Optics. Berlin ; New York: Springer-Verlag, 1978.

MLA (9th ed.) Citation

Baltes, Heinrich P. Inverse Source Problems in Optics. Springer-Verlag, 1978.