Cita APA (7a ed.)

Begg, P. (1979). Into thin air: People who disappear. David & Charles.

Cita Chicago Style (17a ed.)

Begg, Paul. Into Thin Air: People Who Disappear. Newton Abbot [u.a.]: David & Charles, 1979.

Cita MLA (8a ed.)

Begg, Paul. Into Thin Air: People Who Disappear. David & Charles, 1979.