Cita APA (7a ed.)

Horsthuis, W. H. G. (1987). Investigations on periodically perturbed optical waveguides. s.n.].

Cita Chicago Style (17a ed.)

Horsthuis, Winfried Henri Gerard. Investigations on Periodically Perturbed Optical Waveguides. [S.l.: s.n.], 1987.

Cita MLA (8a ed.)

Horsthuis, Winfried Henri Gerard. Investigations on Periodically Perturbed Optical Waveguides. s.n.], 1987.