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31
2001 revisyon ng alfabeto at patnubay sa ispeling ng wikang Filipino.
Baskı/Yayın Bilgisi 2001Kitap -
32
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33
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34
The key of it all an encyclopedic guide to the sacred languages & magickal systems of the world
Baskı/Yayın Bilgisi 2000Kitap
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35
Handbook of the International Phonetic Association a guide to the use of the International Phonetic Alphabet.
Baskı/Yayın Bilgisi 1999Kitap -
36
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37
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38
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39
The foundation of literacy the child's acquisition of the alphabetic principle
Baskı/Yayın Bilgisi 1998Kitap -
40