Information technology - Functional standard for profile A/MH12 Message Handling Systems (1988 and later) - Common facilities - UA to MS (P7): Draft Euuropean Prestandard prENV 41218 October 1992.
Παραπομπή σε μορφή Chicago (17η εκδ.)Information Technology - Functional Standard for Profile A/MH12 Message Handling Systems (1988 and Later) - Common Facilities - UA to MS (P7): Draft Euuropean Prestandard PrENV 41218 October 1992.
Παραπομπή σε μορφή MLA (8th εκδ.)Information Technology - Functional Standard for Profile A/MH12 Message Handling Systems (1988 and Later) - Common Facilities - UA to MS (P7): Draft Euuropean Prestandard PrENV 41218 October 1992.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.
