Cita APA (7a ed.)

Summerskill, M. B. (1973). Laytime (2nd ed.). Stevens & Sons.

Cita Chicago Style (17a ed.)

Summerskill, Michael Brynmôr. Laytime. 2nd ed. London: Stevens & Sons, 1973.

Cita MLA (9a ed.)

Summerskill, Michael Brynmôr. Laytime. 2nd ed. Stevens & Sons, 1973.