APA
Christine C. T., Christine D. W., . (1971). Practical guide to curriculum and instruction. West Nyack, N.Y: Parker Pub. Co.
Chicago
Christine Charles T, Christine Dorothy W, . 1971. Practical guide to curriculum and instruction. West Nyack, N.Y: Parker Pub. Co.
Harvard
Christine C. T., Christine D. W., . (1971). Practical guide to curriculum and instruction. West Nyack, N.Y: Parker Pub. Co.
MLA
Christine Charles T, Christine Dorothy W, . Practical guide to curriculum and instruction. West Nyack, N.Y: Parker Pub. Co. 1971.