What are the the roles of plate tectonics and plate boundaries in Tsunamis? - Earth Sciences bibliographies - in Harvard style

In-text: (BBC Earth - Plate boundaries cause earthquakes and volcanoes, 2018)

Your Bibliography: Bbc.co.uk. 2018. BBC Earth - Plate boundaries cause earthquakes and volcanoes. [online] Available at: <http://www.bbc.co.uk/science/earth/surface_and_interior/plate_boundary> [Accessed 13 June 2018].

In-text: (King, 2018)

Your Bibliography: King, H., 2018. What Causes a Tsunami? - Tsunami Geology. [online] Geology.com. Available at: <https://geology.com/articles/tsunami-geology.shtml> [Accessed 13 June 2018].

In-text: (Tsunami facts: check out the mighty wave! | National Geographic Kids, 2018)

Your Bibliography: National Geographic Kids. 2018. Tsunami facts: check out the mighty wave! | National Geographic Kids. [online] Available at: <https://www.natgeokids.com/au/discover/geography/physical-geography/tsunamis/> [Accessed 13 June 2018].

In-text: (Tsunami facts: check out the mighty wave! | National Geographic Kids, 2018)

Your Bibliography: National Geographic Kids. 2018. Tsunami facts: check out the mighty wave! | National Geographic Kids. [online] Available at: <https://www.natgeokids.com/au/discover/geography/physical-geography/tsunamis/> [Accessed 13 June 2018].

In-text: (What are the different types of plate tectonic boundaries?, 2018)

Your Bibliography: Oceanexplorer.noaa.gov. 2018. What are the different types of plate tectonic boundaries?. [online] Available at: <https://oceanexplorer.noaa.gov/facts/plate-boundaries.html> [Accessed 13 June 2018].

In-text: (Science and Earth, 2018)

Your Bibliography: Science, L. and Earth, P., 2018. What Is Plate Tectonics?. [online] Live Science. Available at: <https://www.livescience.com/37706-what-is-plate-tectonics.html> [Accessed 13 June 2018].