APA-viite

Lougheed, L., & Lin Lougheed. (2004). Longman preparation series for the TOEIC test: Introductory course - Tài liệu luyện thi Toeic. Đà Nẵng: Đà Nẵng.

Chicago-tyylinen lähdeviittaus

Lougheed, Lin, ja Lin Lougheed. Longman Preparation Series for the TOEIC Test: Introductory Course - Tài Liệu Luyện Thi Toeic. Đà Nẵng: Đà Nẵng, 2004.

MLA-viite

Lougheed, Lin, ja Lin Lougheed. Longman Preparation Series for the TOEIC Test: Introductory Course - Tài Liệu Luyện Thi Toeic. Đà Nẵng: Đà Nẵng, 2004.

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