Gonzalez, S. R. (1977). Calculus and the laws of nature. Textbook Development Committee, De La Salle University.
Citazione stile Chigago Style (17a edizione)Gonzalez, Salvador R. Calculus and the Laws of Nature. Manila: Textbook Development Committee, De La Salle University, 1977.
Citatione MLA (9a ed.)Gonzalez, Salvador R. Calculus and the Laws of Nature. Textbook Development Committee, De La Salle University, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.