Gaya APA
Humphreys, J. Anthony, Traxler, Arthur E.. (1954).
Guidance Services .
:
Science Research Associates, Inc..
Gaya Chicago
Humphreys, J. Anthony, Traxler, Arthur E..
Guidance Services.
:
Science Research Associates, Inc.,
1954.
Text.
Gaya MLA
Humphreys, J. Anthony, Traxler, Arthur E..
Guidance Services.
:
Science Research Associates, Inc.,
1954.
Text.
Gaya Turabian
Humphreys, J. Anthony, Traxler, Arthur E..
Guidance Services.
:
Science Research Associates, Inc.,
1954.
Print.