APA
Worthington-Roberts B. S., Vermeersch J., . (1977). Nutrition in pregnancy and lactation. Saint Louis: C. V. Mosby.
Chicago
Worthington-Roberts Bonnie S, Vermeersch Joyce, . 1977. Nutrition in pregnancy and lactation. Saint Louis: C. V. Mosby.
Harvard
Worthington-Roberts B. S., Vermeersch J., . (1977). Nutrition in pregnancy and lactation. Saint Louis: C. V. Mosby.
MLA
Worthington-Roberts Bonnie S, Vermeersch Joyce, . Nutrition in pregnancy and lactation. Saint Louis: C. V. Mosby. 1977.