1. Elementary differential equations /   Publication: New York : Macmillan Pub., 1974 . xiii, 511 p. : Date:1974 Availability: Copies available: Tain Campus Science & Technology [QA371 R33 1974] (1), Actions: Add to cart
2. The second language classroom:   Publication: New York: Oxford Univ. P., 1981 . xiv, 290 p.: Date:1981 Availability: Copies available: Turkeyen Campus Education & Humanities [P 51 S42] (1), Actions: Add to cart