Sách lịch Sự thật, 1991.
Contributors: Nhà xuá̂t bản Sự thật.
Publisher: Sự thật
Published: 1991
Place of publication: Hà Nội
Language: vie
Number of pages: 202
Subjects: Almanacs, Vietnamese.
Other titles: Sách lịch Sự thật, '91