APA (7th ed.) Citation

Educational Services Inc. African Education Program. (1965). Secondary four: Algebra (Prelim. ed.). Science Research Associates.

Chicago Style (17th ed.) Citation

Educational Services Inc. African Education Program. Secondary Four: Algebra. Prelim. ed. Chicago, IL: Science Research Associates, 1965.

MLA (9th ed.) Citation

Educational Services Inc. African Education Program. Secondary Four: Algebra. Prelim. ed. Science Research Associates, 1965.

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