Cita APA (7a ed.)
Halttunen, T., Koivisto, M., & Billett, S. Promoting, Assessing, Recognizing and Certifying Lifelong Learning: International Perspectives and Practices. Springer.
Cita estilo Chicago (17a ed.)
Halttunen, Timo, Mari Koivisto, y Stephen Billett. Promoting, Assessing, Recognizing and Certifying Lifelong Learning: International Perspectives and Practices. Dordrecht, Holanda: Springer.
Cita MLA (9a ed.)
Halttunen, Timo, et al. Promoting, Assessing, Recognizing and Certifying Lifelong Learning: International Perspectives and Practices. Springer.
Precaución: Estas citas no son 100% exactas.