Lukban, V. (1972). Course preferences of high school senior students and their implications for vocational guidance programs. s.n.].
Chicago Style aipamenaLukban, Victoria. Course Preferences of High School Senior Students and Their Implications for Vocational Guidance Programs. [Quezon City: s.n.], 1972.
MLA aipamenaLukban, Victoria. Course Preferences of High School Senior Students and Their Implications for Vocational Guidance Programs. s.n.], 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.