APA (7th ed.) Citation

Engelhardt, L. (2012). A Simple Interactive Software Package for Plotting, Animating, and Calculating.

Chicago Style (17th ed.) Citation

Engelhardt, Larry. A Simple Interactive Software Package for Plotting, Animating, and Calculating. 2012.

MLA (9th ed.) Citation

Engelhardt, Larry. A Simple Interactive Software Package for Plotting, Animating, and Calculating. 2012.

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