Cita APA (7a ed.)

Grobstein, C. (1974). The Strategy of life (2th. ed.). W. H. Freeman.

Cita Chicago Style (17a ed.)

Grobstein, Clifford. The Strategy of Life. 2th. ed. San Francisco: W. H. Freeman, 1974.

Cita MLA (9a ed.)

Grobstein, Clifford. The Strategy of Life. 2th. ed. W. H. Freeman, 1974.