Cita APA (7th ed.)

Driskell, S. W. (1970). Introduction to SPEED: Computer programs to monitor questionnaire surveys. s.n.

Cita Chicago (17th ed.)

Driskell, Stanley W. Introduction to SPEED: Computer Programs to Monitor Questionnaire Surveys. s.l: s.n, 1970.

Cita MLA (9th ed.)

Driskell, Stanley W. Introduction to SPEED: Computer Programs to Monitor Questionnaire Surveys. s.n, 1970.