張克勤

步槍和衝鋒槍 by: Myatt, Major Frederick; Ridefort, Gerard; 張克勤; 米阿特 ((Myatt, Major Frederick)); 賴德佛特 ((Ridefort, Gerard)) (Language materials, printed) , [譯]

航機地面支援裝備研究 by: 張克勤 (Language materials, printed) , [撰寫]

步槍和衝鋒槍 by: Gerard,, Ridefort; Major Frederick,, myattb M.C.; 張克勤; 福萊德瑞克 ((Major Frederick myattb M.C.)); 芮德弗 ((Gerard Ridefort)) (Language materials, printed) , [譯]