Walter Alvarez
[ar] والتر ألفاريز
[arz] والتر الفاريز
[bn] ওয়াল্টার আলভারেজ
[ca] Walter Alvarez
[cs] Walter Alvarez
[de] Walter Alvarez
[es] Walter Alvarez
[et] Walter Alvarez
[fr] Walter Alvarez
[gl] Walter Alvarez