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Heinrich, G.: Zur Didaktik und Methodik des Faches "Sacherschließung" (1975)
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- Series
- Arbeiten aus dem Bibliothekar-Lehrinstitut des Landes Nordrhein-Wetsfalen; H.45
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Heinrich, G.; Lewe, B.: Materialien zum Aufbau von Informationsbeständen in öffentlichen Bibliotheken (1986)
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- Series
- Kölner Arbeiten zum Bibliotheks- und Dokumentationswesen; H.2
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Heinrich, G.; Thauer, W.: Bibliographie und Auskunftsdienst als Lehrfach : 2 Vorträge (1975)
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- Series
- Schriftenreihe der Bibliothekar-Lehrinstitute: Reihe B Dozentenschriften; H.1
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Heinrich, G.: ¬Die Entwicklung einheitlicher "Regeln für den Schlagwortkatalog" (RSWK) und ihr Stellenwert in der verbalen und klassifikatorischen Sacherschließung (1985)
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- Series
- Kölner Arbeiten zum Bibliotheks- und Dokumentationswesen, H.6