Lua APA (7ú heag.)

CLARK, L. H., & STARR, I. S. (1970). Secondary school teaching methods.-- Ed.2. The Macmilla Co.

Lua i Stíl Chicago (17ú heag.)

CLARK, Leonard H., agus Irving S. STARR. Secondary School Teaching Methods.-- Ed.2. London: The Macmilla Co, 1970.

Lua MLA (9ú heag.)

CLARK, Leonard H., agus Irving S. STARR. Secondary School Teaching Methods.-- Ed.2. The Macmilla Co, 1970.

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