APA (7th ed.) Citation

Del Val, J. D. (1972). Introductory linear programming for high school.

Chicago Style (17th ed.) Citation

Del Val, Jesus D. Introductory Linear Programming for High School. 1972.

MLA (9th ed.) Citation

Del Val, Jesus D. Introductory Linear Programming for High School. 1972.

Warning: These citations may not always be 100% accurate.