APA
Schwitzgebel R., Schwitzgebel R., . (1973). Psychotechnology. New York: Rinehart & Winston.
Chicago
Schwitzgebel Robert, Schwitzgebel Robert, . 1973. Psychotechnology. New York: Rinehart & Winston.
Harvard
Schwitzgebel R., Schwitzgebel R., . (1973). Psychotechnology. New York: Rinehart & Winston.
MLA
Schwitzgebel Robert, Schwitzgebel Robert, . Psychotechnology. New York: Rinehart & Winston. 1973.