When the style you want is not available from a database, you can grab the DOI of your article from a database and paste it into zoterobib. Here's the workaround with step by step instructions.
zoterobib is free and can create your APA 7 citation for you.
Every Gale article has an MLA 8 citation available under Citation Tools. Click on MLA 8 and grab your citation.
Berman, Lauren. “Dragons and Serpents in J.K.
Rowling's Harry Potter Series: Are They Evil?”
Mythlore, vol. 27, no. 1-2, 2008, p. 45. Gale,