Bliss, H. E. (1953). Bibliographic classification: Extended by systematic auxiliary schedules for composite specification and notation.4v in 3.
استشهاد بنمط شيكاغوBliss, Henry Evelyn. Bibliographic Classification: Extended by Systematic Auxiliary Schedules for Composite Specification and Notation.4v in 3. 1953.
MLA استشهادBliss, Henry Evelyn. Bibliographic Classification: Extended by Systematic Auxiliary Schedules for Composite Specification and Notation.4v in 3. 1953.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.