Cita APA (7a ed.)

Não informado. (1958). Educational Research. National Foundation for Educational Research.

Cita Chicago Style (17a ed.)

Não informado. Educational Research. Oxfordshire, Inglaterra: National Foundation for Educational Research, 1958.

Cita MLA (8a ed.)

Não informado. Educational Research. National Foundation for Educational Research, 1958.

Precaución: Estas citas no son 100% exactas.