APA Style

Roble, D, B, P. (c2020). Differential calculus : a mathematical creativity development approach worktext . Intramuros, Manila: Mindshapers Co., Inc..

MLA Style

Roble, Dennis, B., Ph.D.. "Differential calculus : a mathematical creativity development approach worktext". Intramuros, Manila: Mindshapers Co., Inc., c2020. Text.