There are numerous Harvard Referencing tutorials available via YouTube! These often provide useful explanations of the principles of Harvard Referencing. However, you should not copy the precise style of referecing used in a YouTube video as it may not be consistent with the style that we have adopted.
We recommend these two very informative (and somewhat humorous) presentations by Mark Cholij (Head of the English Language Centre - Cavendish College).
Simply click an image to view (headphones required).