1. 02. English Fiction Ricky Ricotta's mighty robot vs. the mecha-monkeys from Mars / by Pilkey, Dav, Publication: New York : Scholastic, 2014 . 140 p. : , Numeral "4" on spine. 20 cm. Date:2014 Availability: Copies available: (1), Actions:
2. 02. English Fiction Ricky Ricotta's mighty robot vs. the uranium unicorns from Uranus / by Pilkey, Dav, Publication: . 121 pages : , Originally published in 2005 in a slightly different form by Blue Sky Press. 20 cm. Availability: Copies available: (1), Actions: