Queen City Philatelic Society & Eastern Stamp Exchange. The Rocky Mountain stamp. Rocky Mountain Stamp Pub. Co.
Chicago-стиль цитированияQueen City Philatelic Society and Eastern Stamp Exchange. The Rocky Mountain Stamp. Denver, Colo.: Rocky Mountain Stamp Pub. Co.
MLA-цитированиеQueen City Philatelic Society and Eastern Stamp Exchange. The Rocky Mountain Stamp. Rocky Mountain Stamp Pub. Co.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.