When handwriting titles of sources, the general convention is to underline or italicize the titles of longer works such as books, albums, films, or plays. For shorter works like articles, song titles, or poems, quotation marks are usually used.
Based on this guideline, Carlos should underline the title of the book. Therefore, he should underline:
A Justice and Her Brother - a book by Virginia Hamilton.
He can use quotation marks for the others:
- "You Showed Me the Way" - a song by Ella Fitzgerald
- "Let America Be America Again" - a poem by Langston Hughes
- "Of the Meaning of Progress" - an essay by W.E.B. Du Bois