Cita APA (7th ed.)

Fleitz, J., & Harman, R. (1969). Free Reading Is a Simple Idea, But It Works!

Cita Chicago (17th ed.)

Fleitz, Jeanette, i Ronald Harman. Free Reading Is a Simple Idea, But It Works! 1969.

Cita MLA (9th ed.)

Fleitz, Jeanette, i Ronald Harman. Free Reading Is a Simple Idea, But It Works! 1969.