Logan, F. B. (1958). A Study of the graduates of five agricultural high schools in Luzon. s.n.].
Citazione stile Chigago Style (17a edizione)Logan, Felix B. A Study of the Graduates of Five Agricultural High Schools in Luzon. [Quezon City: s.n.], 1958.
Citatione MLA (9a ed.)Logan, Felix B. A Study of the Graduates of Five Agricultural High Schools in Luzon. s.n.], 1958.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.