An pagkakaiba han mga rebisyon han "Peter Drucker"

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g r2.7.1) (robot Gindugngan: ar, ay, az, bg, br, ca, cs, de, es, et, eu, fa, fi, fr, gl, he, id, it, ja, ka, kk, ko, nl, no, pl, pt, ru, sk, ta, th, tr, uk, vi, zh
g r2.7.2+) (robot Ginliwat: es:Peter F. Drucker
Bagis 11:
[[de:Peter Drucker]]
[[en:Peter Drucker]]
[[es:Peter F. Drucker]]
[[et:Peter Ferdinand Drucker]]
[[eu:Peter Drucker]]