Marek, George R.
Puccini : a biography / by George R. Marek
Simon and Schuster, 1951
 Buku Teks
Tillett, Gregory
The elder brother : biography of Charles Webster leadbeather
Routledge & Kegan Paul, 1982
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Indonesian political biography : in search of cross-cultural understanding
edited by Angus Mcintyre
Victoria Centre of South East Asian Studies Monas University , 1993
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Jankowsky, Kurt R.
The neogrammarians : a re-evaluation of their place in the development of linguistic science / Kurt R. Jankowsky
The Hague, 1972
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Wright, Charles Robert
Mass communication a sociological perspective Charles R. Wright.
New York, N.Y. Random House 1966,
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