Roget's international thesaurus : fifth edition
edited by Robert L. Chapman
Harper Collins Publishers, 1992
 Buku Referensi
International directory of arts 15th edition
Art Address Verlag Muller GMBH , 1982
 Buku Referensi
The Merriam-Webster dictionary : international edition
Merriam-Webster, 2004
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Roget's international thesaurus : third edition
Thomas Y. Crowell Company, 1962
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International celebrity register : U.S. edition
editor-in-Chief, Cleveland Amory
Celebrity Register Ltd., 1959
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