There are many types of sound devices. For example,
Assonance: Assonance is the repetition of vowel sounds in the same line.
Consonance: Consonance is the repetition of consonant sounds in the same line.
Alliteration: Alliteration is the repetition of consonant sounds in the same line.
Meter: It is a unit of rhythm in poetry, the pattern of the beats.
Onomatopoeia: It refers to the word which imitates the natural sounds of the things.
Begin with a little preview of the quote you will be using, then add a comma right before the quote, add the quote, finish with comma or period and explain the quote after it is stated.
example)
....In the article written by ella harris she states that, "________...", this shows that... blah blah blah.
hope this helps a bit.
You should probably add an image next time.
Help..i think essays take more words than just 400-450 words