APA Style

Pilkey, Dav, Ontiveros, Martin. (2001). Ricky Ricotta's Mighty Robot Vs The Voodoo Vultures From Venus . USA: Scholastic INC.

Chicago Style

Pilkey, Dav, Ontiveros, Martin. Ricky Ricotta's Mighty Robot Vs The Voodoo Vultures From Venus. USA: Scholastic INC, 2001. Text.

MLA Style

Pilkey, Dav, Ontiveros, Martin. Ricky Ricotta's Mighty Robot Vs The Voodoo Vultures From Venus. USA: Scholastic INC, 2001. Text.

Turabian Style

Pilkey, Dav, Ontiveros, Martin. Ricky Ricotta's Mighty Robot Vs The Voodoo Vultures From Venus. USA: Scholastic INC, 2001. Print.