Cite Them Right 11th edition - Harvard

Joshua Romphf and Joshua Romphf (2020) Code a Minecraft® Mod in Java Script Step by Step.

Chicago Manual of Style 17th edition (full note)

Joshua Romphf, and Joshua Romphf. Code a Minecraft® Mod in Java Script Step by Step.

American Psychological Association 7th edition

Joshua Romphf, & Joshua Romphf. (2020). Code a Minecraft® Mod in Java Script Step by Step.

Modern Language Association 9th edition

Joshua Romphf, and Joshua Romphf. Code a Minecraft® Mod in Java Script Step by Step. 2020.

ISO-690 (author-date, Deutsch)

JOSHUA ROMPHF and JOSHUA ROMPHF, 2020. Code a Minecraft® Mod in Java Script Step by Step

Warning: These citations may not always be 100% accurate.