APA (7th ed.) Citation

Sparks, A., Hengl, T., & Nelson, A. (2017). GSODR: Global Summary Daily Weather Data in R.

Chicago Style (17th ed.) Citation

Sparks, Adam, Tomislav Hengl, and Andrew Nelson. GSODR: Global Summary Daily Weather Data in R. 2017.

MLA (9th ed.) Citation

Sparks, Adam, et al. GSODR: Global Summary Daily Weather Data in R. 2017.