AbelesN.IscoeF.BrownW. F.Some factors influencing the random sampling of college students. Publ. Opin. Quart., 1954–55, 18, 419–423.
2.
FreyA. H.BeckerW. C.Some personality correlates of subjects who fail to appear for experimental appointments. J. consult. Psychol., 1958, 22, 164.
3.
HeilizerF.An explanation of the relationship between hypnotizability and anxiety and/or neuroticism. J. consult. Psychol., 1960, 24, 432–436.
4.
HimelsteinP.Taylor scale characteristics of volunteers and nonvolunteers for psychological experiments. J. abnorm. soc. Psychol., 1956, 52, 138–139.
5.
MarloweD.CrowneD. P.Social desirability and response to perceived situational demands. J. consult. Psychol., 1961, 25, 109–115.
6.
MartinR. M.MarcuseF. L.Characteristics of volunteers and nonvolunteers for hypnosis. J. clin. exp. Hypnosis., 1957, 5, 176–180.
7.
MartinR. M.MarcuseF. L.Characteristics of volunteers and nonvolunteers in psychological experimentation. J. consult. Psychol., 1958, 22, 475–479.
8.
NormanR. D.A review of some problems related to the mail questionnaire technique. Educ. psychol. Measmt, 1948, 8, 235–247.
9.
RosenE.Differences between volunteers and nonvolunteers for psychological studies. J. appl. Psychol., 1951, 35, 185–193.
10.
RosenthalR.FodeK. L.FriedmanC. J.VikanL. L.Subjects' perception of their experimenter under conditions of experimenter bias. Percept. mot. Skills, 1960, 11, 325–331.
11.
ScheierI. H.To be or not to be a guinea pig: Preliminary data on anxiety and the volunteer for experiment. Psychol. Rep., 1959, 5, 239–240.
12.
SchubertD. S. P.Volunteering as arousal seeking. Amer. Psychologist, 1960, 15, 413. (Abstract).
13.
SiegmanA.Responses to a personality questionnaire by volunteers and nonvolunteers to a Kinsey interview. J. abnorm. soc. Psychol., 1956, 52, 280–281.
14.
WallinP.Volunteer subjects as a source of sampling bias. Amer. J. Sociol., 1949, 54, 539–544.