APA

Marler L. M. [. a., Siders J. A. & Allen S. D. (2001). Direct smear atlas. Philadelphia: Lippincott Williams & Wilkins.

Chicago

Marler Linda M [et al.], Siders Jean A and Allen Stephen D. 2001. Direct smear atlas. Philadelphia: Lippincott Williams & Wilkins.

Harvard

Marler L. M. [. a., Siders J. A. and Allen S. D. (2001). Direct smear atlas. Philadelphia: Lippincott Williams & Wilkins.

MLA

Marler Linda M [et al.], Siders Jean A and Allen Stephen D. Direct smear atlas. Philadelphia: Lippincott Williams & Wilkins. 2001.