(1992). Tech directions. Prakken Publications.
Chicago Style (17th ed.) CitationTech Directions. Ann Arbor, MI: Prakken Publications, 1992.
ציטוט MLATech Directions. Prakken Publications, 1992.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.
(1992). Tech directions. Prakken Publications.
Chicago Style (17th ed.) CitationTech Directions. Ann Arbor, MI: Prakken Publications, 1992.
ציטוט MLATech Directions. Prakken Publications, 1992.