APA引文

Educational Services Inc. African Education Program. (1964). Mathematics primary two (Prelim. ed.). ESI.

Chicago Style (17th ed.) Citation

Educational Services Inc. African Education Program. Mathematics Primary Two. Prelim. ed. Watertown, MA: ESI, 1964.

MLA引文

Educational Services Inc. African Education Program. Mathematics Primary Two. Prelim. ed. ESI, 1964.

警告：這些引文格式不一定是100％准確.