APA Style

Koss, Leopold G. (1992). Diagnostic Cytelogy (NULL). NULL: JB Lippincott, Comp.

Chicago Style

Koss, Leopold G. Diagnostic Cytelogy. NULL NULL: JB Lippincott, Comp, 1992. Text.

MLA Style

Koss, Leopold G. Diagnostic Cytelogy. NULL NULL: JB Lippincott, Comp, 1992. Text.

Turabian Style

Koss, Leopold G. Diagnostic Cytelogy. NULL NULL: JB Lippincott, Comp, 1992. Print.