Science - Biology bibliographies - in Harvard style

In-text: (King, 2018)

Your Bibliography: King, H., 2018. Igneous Rocks | Pictures of Intrusive and Extrusive Rock Types. [online] Geology.com. Available at: <https://geology.com/rocks/igneous-rocks.shtml> [Accessed 19 June 2018].

In-text: (King, 2018)

Your Bibliography: King, H., 2018. Metamorphic Rocks | Pictures of Foliated and Non-Foliated Types. [online] Geology.com. Available at: <https://geology.com/rocks/metamorphic-rocks.shtml> [Accessed 19 June 2018].

In-text: (The Rock Cycle | Mineralogy4Kids, 2018)

Your Bibliography: Mineralogy4kids.org. 2018. The Rock Cycle | Mineralogy4Kids. [online] Available at: <http://www.mineralogy4kids.org/rock-cycle> [Accessed 19 June 2018].

In-text: (The Earth's Layers Lesson #1 | Volcano World | Oregon State University, 2018)

Your Bibliography: Volcano.oregonstate.edu. 2018. The Earth's Layers Lesson #1 | Volcano World | Oregon State University. [online] Available at: <http://volcano.oregonstate.edu/earths-layers-lesson-1> [Accessed 19 June 2018].