The New Encyclopaedia Britannica : propaedia
Encyclopaedia Britannica Inc., 2003
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The New Encyclopaedia Britannica : propedia
Encyclopaedia Britannica Inc., 1978
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The New Encyclopaedia Britannica : volume 1
Encyclopaedia Britannica Inc., 1988
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The New Encyclopaedia Britannica : volume 2
Encyclopaedia Britannica Inc., 1988
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The New Encyclopaedia Britannica : volume 3
Encyclopaedia Britannica Inc., 1988
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