Cita APA (7th ed.)
SPIGNER-LITTLES, D., & ANDERSON, C. (1999). CONSTRUCTIVISM: A PARADIGM FOR OLDER LEARNERS.
Cita Chicago (17th ed.)
SPIGNER-LITTLES, D., i C.E ANDERSON. CONSTRUCTIVISM: A PARADIGM FOR OLDER LEARNERS. 1999.
Cita MLA (9th ed.)
SPIGNER-LITTLES, D., i C.E ANDERSON. CONSTRUCTIVISM: A PARADIGM FOR OLDER LEARNERS. 1999.
Atenció: Aquestes cites poden no estar 100% correctes.