Zeeman, E. (1963). Seminar on combinatorial topology. The University of Warwick.
Citazione stile Chigago Style (17a edizione)Zeeman, Eric-Christopher. Seminar on Combinatorial Topology. Coventry: The University of Warwick, 1963.
Citatione MLA (9a ed.)Zeeman, Eric-Christopher. Seminar on Combinatorial Topology. The University of Warwick, 1963.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.