Niguidula, B. N. (1957). Study of the factors of production of Philippine newspapers and some foreign newspapers.
Citace podle Chicago (17th ed.)Niguidula, Bernardo N. Study of the Factors of Production of Philippine Newspapers and Some Foreign Newspapers. 1957.
Citace podle MLA (9th ed.)Niguidula, Bernardo N. Study of the Factors of Production of Philippine Newspapers and Some Foreign Newspapers. 1957.
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