APA (7th ed.) Citation

Janiczek, P. M., & DeYoung, J. A. (1987). Computer programs for sun and moon illuminance: With contingent tables and diagrams. U.S. Naval Observatory.

Chicago Style (17th ed.) Citation

Janiczek, P. M., and James A. DeYoung. Computer Programs for Sun and Moon Illuminance: With Contingent Tables and Diagrams. Washington, D.C.: U.S. Naval Observatory, 1987.

MLA (9th ed.) Citation

Janiczek, P. M., and James A. DeYoung. Computer Programs for Sun and Moon Illuminance: With Contingent Tables and Diagrams. U.S. Naval Observatory, 1987.