Procedural, situational, and interpersonal variables in individual intelligence testing.

@article{Sattler1967ProceduralSA,
  title={Procedural, situational, and interpersonal variables in individual intelligence testing.},
  author={Jerome M Sattler and F Theye},
  journal={Psychological bulletin},
  year={1967},
  volume={68 5},
  pages={347-60}
}