APA (7th ed.) Citation

Wagner, S. (1999). Blazar activity across the electromagnetic spectrum. BL Lac phenomenon.

Chicago Style (17th ed.) Citation

Wagner, Stefan. "Blazar Activity Across the Electromagnetic Spectrum." BL Lac Phenomenon 1999.

MLA (9th ed.) Citation

Wagner, Stefan. "Blazar Activity Across the Electromagnetic Spectrum." BL Lac Phenomenon, 1999.

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