Books by A. Heck

Hydrogeology and ground-water-quality conditions at the Reno County Landfill, south-central Kansas, 1990-91

Introduction to Maple

IUE low-dispersion spectra reference atlas

Ultraviolet stellar classification

Angel above Water

Astronomy from large databases

Intelligent information retrieval

StarBriefs Plus

StarBriefs 2001

Knowledge-based systems in astronomy

StarBriefs

Astronomy communication

Post-Hipparcos cosmic candles

Revelation

A 40-Day Journey of Prayer for Your Marriage

The Liturgy of Marriage

Töne der Knochenflöte

Sacred Healing of Marriage

Hydrogeology and ground-water-quality conditions at the Reno County Landfill, south-central Kansas, 1990-91

Boundary of the Pennsylvanian and Permian (?) in the subsurface Scurry Reef, Scurry County, Texas (Report of investigations / Bureau of Economic Geology, University of Texas)

Future professional communication in astronomy

Delusions

The Liturgy of Marriage

International directory of astronomical associations and societies