NATO Glossary of NBC Terms and Definations. AAP-21 Glossary of Abbreviations used in NATO Documents AAP 15 (C). VS 2-7204. Glossary of Abbreviations used in NATO Documents AAP 15 (E). VS 2-7204 Subject Indicator Code (sic). AAP-3. KL-versie. VS 11-6/1 Onze messbeheerster Toos van Riel (met een aap in haar nek)
