APA (7th ed.) Citation

(1975). S. T. E. P: = Sequential testing and educational programming. Academic Therapy Publ.

Chicago Style (17th ed.) Citation

S. T. E. P: = Sequential Testing and Educational Programming. San Rafael, Calif: Academic Therapy Publ, 1975.

MLA (9th ed.) Citation

S. T. E. P: = Sequential Testing and Educational Programming. Academic Therapy Publ, 1975.