Ellsworth, R. E. (1973). Academic library buildings; a guide to architectural issues and solutions. Colorado Associated University Press.
Chicago-viite (17. p.)Ellsworth, Ralph Eugene. Academic Library Buildings; a Guide to Architectural Issues and Solutions. Boulder: Colorado Associated University Press, 1973.
MLA-viite (9. p.)Ellsworth, Ralph Eugene. Academic Library Buildings; a Guide to Architectural Issues and Solutions. Colorado Associated University Press, 1973.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.