APA (7th ed.) Citation

Roybal, W. Advanced Telescope Design, Fabrication, and Control. SPIE Digital Library.

Chicago Style (17th ed.) Citation

Roybal, William. Advanced Telescope Design, Fabrication, and Control. SPIE Digital Library.

MLA (8th ed.) Citation

Roybal, William. Advanced Telescope Design, Fabrication, and Control. SPIE Digital Library.

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