There are two types of in-text citations in APA format: parenthetical and narrative. Parenthetical citations include the author(s) and the date of publication within parentheses. Narrative citations ...

APA style is the formal writing style that is endorsed by the APA (American Psychological Association). It’s got lots of rules (e.g., within a parenthetical citation, use an ampersand (&), but ...

In-text citations for these examples would cite Moore (1986) for the graphic novel and Azzarello (2011) for the comic book story. Depending on where you disseminate your own work, that may suffice.