context: But Lax's primary contributions to the negotiation literature come from his two books with Professor Sebenius.
source: The Manager as Negotiator made a number of contributions to the field of negotiation.
reference_original: Менеджер как Посредник внес свой вклад в переговоры.
reference_flipped: Менеджер как Посредник внесла свой вклад в переговоры.