Dyfyniad APA

Gelfand, L., & Freed, E. C. (2010). Sustainable school architecture: Design for primary and secondary schools. John Wiley & Sons.

Dyfyniad Arddull Chicago

Gelfand, Lisa, and Eric Corey Freed. Sustainable School Architecture: Design for Primary and Secondary Schools. Hoboken, N.J.: John Wiley & Sons, 2010.

Dyfyniad MLA

Gelfand, Lisa, and Eric Corey Freed. Sustainable School Architecture: Design for Primary and Secondary Schools. John Wiley & Sons, 2010.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.