CEN/CENELEC The Joint European Standards Institution. Information Technology - Functional Standard for profile A/MH11 Message Handling systems - Common facilities - MTA and MTS: Functional Standard A/MH11 ENV 41214 Bern, April 1992.
Παραπομπή σε μορφή Chicago (17η εκδ.)CEN/CENELEC The Joint European Standards Institution. Information Technology - Functional Standard for Profile A/MH11 Message Handling Systems - Common Facilities - MTA and MTS: Functional Standard A/MH11 ENV 41214 Bern, April 1992.
Παραπομπή σε μορφή MLA (8th εκδ.)CEN/CENELEC The Joint European Standards Institution. Information Technology - Functional Standard for Profile A/MH11 Message Handling Systems - Common Facilities - MTA and MTS: Functional Standard A/MH11 ENV 41214 Bern, April 1992.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.
