APA aipamena

Snedden, D. (1921). Sociological determination of objectives in education. Lippincott.

Chicago Style aipamena

Snedden, David. Sociological Determination of Objectives in Education. Pennsylvania: Lippincott, 1921.

MLA aipamena

Snedden, David. Sociological Determination of Objectives in Education. Lippincott, 1921.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.