(1951). Correspondence Courses in Office Management: Junior Executive Course. National Office Management.
Chicago-стиль цитированияCorrespondence Courses in Office Management: Junior Executive Course. National Office Management, 1951.
MLA-цитированиеCorrespondence Courses in Office Management: Junior Executive Course. National Office Management, 1951.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.