COURTENAY L A. SPACE PENGUINS: STAR ATTACK (2015.). PARRAGON BOOK PUBLISHING HOUSE.
Cita Chicago (17th ed.)COURTENAY L A. SPACE PENGUINS: STAR ATTACK. 2015. MINNESOTA: PARRAGON BOOK PUBLISHING HOUSE.
Cita MLA (9th ed.)COURTENAY L A. SPACE PENGUINS: STAR ATTACK. 2015. PARRAGON BOOK PUBLISHING HOUSE.
Atenció: Aquestes cites poden no estar 100% correctes.