una diversidad de

= a variety of, an array of, a mosaic of, a diversity of, a menu of

Ex. Current trends favour cataloguing practices which can be applied to a variety of library materials.

Ex. Not unlike several other institutions of higher education today, private universities find themselves beset with an array of problems, most of which turn on two closely linked axes: student enrollment is declining and costs are rising.

Ex. The book attempts to present a mosaic of community information services out of which certain patterns will, I hope, emerge.

Ex. The world contains a great diversity of people, children with adult mentalities as well as adults with juvenile mentalities, and we need to serve both groups as best we can.

Ex. Library systems, whether single-type of multitype, offer a menu of services = Los sistemas bibliotecas, ya sean de un único tipo o the varios tipos, ofrecen una diversidad de servicios.

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= a variety of, an array of, a mosaic of, a diversity of, a menu of

Ex: Current trends favour cataloguing practices which can be applied to a variety of library materials.

Ex: Not unlike several other institutions of higher education today, private universities find themselves beset with an array of problems, most of which turn on two closely linked axes: student enrollment is declining and costs are rising.

Ex: The book attempts to present a mosaic of community information services out of which certain patterns will, I hope, emerge.

Ex: The world contains a great diversity of people, children with adult mentalities as well as adults with juvenile mentalities, and we need to serve both groups as best we can.

Ex: Library systems, whether single-type of multitype, offer a menu of services = Los sistemas bibliotecas, ya sean de un único tipo o the varios tipos, ofrecen una diversidad de servicios.