At head of title: Nickelodeon/Spongebob Squarepants.
"Based on the TV series SpongeBob SquarePants created by Stephen Hillenburg as seen on Nickelodeon"--Title page verso.
"Based on the screenplay "Krabby Patty No More" written by Casey Alexander, Zeus Cervas, Steven Banks & Dani Michaeli."
Summary
When Mr. Krabs gives SpongeBob the only key to the vault holding the Krabby Patty's secret recipe, SpongeBob and Patrick must keep it safe, until it is stolen by a passenger on their train.