Citazione Stile APA (7a Edizione)

Blakeslee, D. W., & Others, A. (1965). Programed First Course in Algebra, Revised Form H, Teacher's Commentary, Unit 63.

Citazione stile Chigago Style (17a edizione)

Blakeslee, David W., e And Others. Programed First Course in Algebra, Revised Form H, Teacher's Commentary, Unit 63. 1965.

Citatione MLA (9a ed.)

Blakeslee, David W., e And Others. Programed First Course in Algebra, Revised Form H, Teacher's Commentary, Unit 63. 1965.