Gibbons, J. (1995). An Initial−Algebra Approach to Directed Acyclic Graphs. Springer−Verlag.
Citazione stile Chigago Style (17a edizione)Gibbons, J. An Initial−Algebra Approach to Directed Acyclic Graphs. Springer−Verlag, 1995.
Citatione MLA (9a ed.)Gibbons, J. An Initial−Algebra Approach to Directed Acyclic Graphs. Springer−Verlag, 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.