Cita APA (7a ed.)

Lidstone, J. (1986). Negotiation or selling?: Their roles in sales strategy. [s.n.].

Cita Chicago Style (17a ed.)

Lidstone, John. Negotiation or Selling?: Their Roles in Sales Strategy. [S.l.]: [s.n.], 1986.

Cita MLA (9a ed.)

Lidstone, John. Negotiation or Selling?: Their Roles in Sales Strategy. [s.n.], 1986.