APA

Vilas C. N., Vilas N. R., . (1970). Florida marine shells: a guide for collectors of shells of the southeastern Atlantic coast and Gulf coast. Rutland, Vt: C. E. Tuttle Co.

Chicago

Vilas Curtis N, Vilas Naomi R, . 1970. Florida marine shells: a guide for collectors of shells of the southeastern Atlantic coast and Gulf coast. Rutland, Vt: C. E. Tuttle Co.

Harvard

Vilas C. N., Vilas N. R., . (1970). Florida marine shells: a guide for collectors of shells of the southeastern Atlantic coast and Gulf coast. Rutland, Vt: C. E. Tuttle Co.

MLA

Vilas Curtis N, Vilas Naomi R, . Florida marine shells: a guide for collectors of shells of the southeastern Atlantic coast and Gulf coast. Rutland, Vt: C. E. Tuttle Co. 1970.