Cita APA (7th ed.)

Yap, H. P. (1986). Some topics in graph theory. Cambridge University Press.

Cita Chicago (17th ed.)

Yap, H. P. Some Topics in Graph Theory. Cambridge: Cambridge University Press, 1986.

Cita MLA (9th ed.)

Yap, H. P. Some Topics in Graph Theory. Cambridge University Press, 1986.