KOLEY, R. (2016). CONNECT WITH SCIENCE - BOOK 4. OXFORD UNIVERSITY PRESS.
Cita Chicago (17th ed.)KOLEY, RUBY. CONNECT WITH SCIENCE - BOOK 4. NEW DELHI: OXFORD UNIVERSITY PRESS, 2016.
Cita MLA (9th ed.)KOLEY, RUBY. CONNECT WITH SCIENCE - BOOK 4. OXFORD UNIVERSITY PRESS, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.