Referencing is the practice of acknowledging that these ideas belong to someone else. They are other people's intellectual property. They are other people's intellectual property.

You need to provide references to other people’s ideas, words, designs, images, graphs, tables, data, computer programs or coding, or work of any kind as is a requirement to be referenced.

Use the Online Referencing Guide (ORG) a simple way to make sure referencing and bibliographies are correct. APA 6 style guide.