Gaya APA
Hymans, M, J.
(1950).
Guns Shells and Rockets
(
1)
.
U.S.A:
Aldershot Gale & Polden Limited.
Gaya MLA
Hymans, Major, J.C.S..
"Guns Shells and Rockets".
1
U.S.A:
Aldershot Gale & Polden Limited,
1950.
Text.