Sorensen, Harry A., author
Holt, Rinehart and Winston, 1961
Buku Teks
Ansermet, Jean-Philippe, author
Cambridge University Press, 2019
Buku Teks
Shavit, Arthur, author
CRC Press, Taylor & Francis Group, 2009
Buku Teks
Morrill, Bernard, author
Pergamon Press, 1972
Buku Teks
Mark, Melvin, author
Allyn and Bacon, 1979
Buku Teks