Mequi, E. (1972). The administrative and supervisory difficulties of elementary school head teachers of Cagayan I and implications for their inservice education. s.n.].
Chicago Style aipamenaMequi, Estrella. The Administrative and Supervisory Difficulties of Elementary School Head Teachers of Cagayan I and Implications for Their Inservice Education. [Quezon City: s.n.], 1972.
MLA aipamenaMequi, Estrella. The Administrative and Supervisory Difficulties of Elementary School Head Teachers of Cagayan I and Implications for Their Inservice Education. s.n.], 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.