Apostol, L. (1968). Off-campus teaching supervisory practices in some selected public elementary schools of Isabela. s.n.].
Chicago-Zitierstil (17. Ausg.)Apostol, Lolita. Off-campus Teaching Supervisory Practices in Some Selected Public Elementary Schools of Isabela. [Quezon City: s.n.], 1968.
MLA-Zitierstil (9. Ausg.)Apostol, Lolita. Off-campus Teaching Supervisory Practices in Some Selected Public Elementary Schools of Isabela. s.n.], 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.