(1950). Growth. Bureau of Print.
Chicago Style aipamenaGrowth. Manila: Bureau of Print, 1950.
MLA aipamenaGrowth. Bureau of Print, 1950.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
(1950). Growth. Bureau of Print.
Chicago Style aipamenaGrowth. Manila: Bureau of Print, 1950.
MLA aipamenaGrowth. Bureau of Print, 1950.