Frankl, Viktor E., 1905-1997-
Man's search for meaning
Noura Books, 2017
 Buku Teks SO
May, Rollo, 1909-
Man`s search for himself
W.W. Norton, 1953
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Jung, C.G. (Carl Gustav), 1875-1961
Modern man in search of a soul
Kegan Paul, 1933
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May, Rollo, 1909-
Man's search for himself
W.W. Norton, 2009
 Buku Teks
May, Rollo, 1909-
Man's search for himself
Dell Publishing Co., Inc., 1953
 Buku Teks