Cita APA (7th ed.)

Gosling, M. (1999). Learn reference work. Book Promotion and Service Co., Ltd.

Cita Chicago (17th ed.)

Gosling, Mary. Learn Reference Work. Bangkok, Thailand: Book Promotion and Service Co., Ltd, 1999.

Cita MLA (9th ed.)

Gosling, Mary. Learn Reference Work. Book Promotion and Service Co., Ltd, 1999.