APA (7th ed.) Citation

Soon, W., & Yaskell, S. H. (2003). The Maunder Minimum and the variable sun-earth connection. World Scientific.

Chicago Style (17th ed.) Citation

Soon, Willie, and Steven H. Yaskell. The Maunder Minimum and the Variable Sun-earth Connection. River Edge, N.J.: World Scientific, 2003.

MLA (9th ed.) Citation

Soon, Willie, and Steven H. Yaskell. The Maunder Minimum and the Variable Sun-earth Connection. World Scientific, 2003.