Here are several resources to help you care for your houseplants:
"Growing Indoor Plants with Success" - University of Georgia Extension
"Bromeliads" - Clemson Cooperative Extension
"Succulents and Cacti" - North Dakota State University
"Ferns" - Clemson Cooperative Extension
"African violets" - Clemson Cooperative Extension
"The art of bonsai" - Virginia Cooperative Extension
"Forcing flower bulbs for indoor bloom" - Virginia Cooperative Extension