Hi Marissa! Welcome to the forum! 
Some of the best books on Wicca and Paganism:
For Beginners (Must-have)
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Wicca: A Guide for the Solitary Practitioner - By Scott Cunningham
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The Spiral Dance: A Rebirth of the Ancient Religion of the Great Goddess - By Starhawk
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Drawing Down the Moon: Witches, Druids, Goddess-Worshippers, and Other Pagans in America - By Margot Adler
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Wicca for Beginners: Fundamentals of Philosophy & Practice - By Thea Sabin
I wrote a review on these book in this post:
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Further Reading:
Witch Crafting A Spiritual Guide to Making Magic - by Phyllis Curott
A Book of Pagan Prayer - by Ceisiwr Serith
Celtic Myth and Magick Harness the Power of the Gods and Goddesses - by Edain McCoy
Earth Magic A Dianic Book of Shadows - by Marion Weinstein
Youtube Channels!
If you like Harmony Nice, you will love these channels:
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Thorn Mooney: Gardnerian Priestess who vlogs about Traditional Wicca and more.
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Witch, Please!: Provides a lot of practical recipes with a focus on Hoodoo.
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The Witch of Wonderlust: variety vlogs about Witchcraft, tea, poledancing and more.
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Stargirl the Practical Witch works mostly with Tarot and the Zodiac.
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Sancista Brujo Luis is a Puerto Rican practitioner that explores Santeria and Espiritismo.
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Hearth Witch is a British Witch who has a lot of great content about spellcasting.
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Avalon Cameron works with Folk Magic and Tarot, posts reviews and more.