What is the author's style in The Lotus Eaters: A Novel by Tatjana Soli?

The language used in "The Lotus Eaters" by Tatjana Soli is a mix of American and Vietnamese. Two of the main characters in the story, Helen Adams and Sam Darrow, are American. The majority of people they interact with are also American. All are in Vietnam on some type of assignment - most are freelance reporters, journalists and/or photographers. Linh is the exception. Linh is a native of South Vietnam. However, Linh's father was a master of languages and stressed that his children learn how to speak English and French because it was the language of the masters.