APA ציטוט

Lankford, F. G. (1975). Essential mathematics (3ª ed.). Harcourt Brace Jovanovich.

Chicago Style (17th ed.) Citation

Lankford, Francis G. Essential Mathematics. 3ª ed. Harcourt Brace Jovanovich, 1975.

ציטוט MLA

Lankford, Francis G. Essential Mathematics. 3ª ed. Harcourt Brace Jovanovich, 1975.