Kerrod,Robin. (1993). Questions & answers: Earth and the universe. Grange books.
Chicago Style (17th ed.) CitationKerrod,Robin. Questions & Answers: Earth and the Universe. London: Grange books, 1993.
MLA (9th ed.) CitationKerrod,Robin. Questions & Answers: Earth and the Universe. Grange books, 1993.
Warning: These citations may not always be 100% accurate.