Cita APA (7th ed.)

Evans, D., Evans, D. E., & Davies, E. (1975). Some problems in functional analysis.

Cita Chicago (17th ed.)

Evans, D., David Emrys Evans, i E. Davies. Some Problems in Functional Analysis. 1975.

Cita MLA (9th ed.)

Evans, D., et al. Some Problems in Functional Analysis. 1975.