Gaya APA

K, I., C., al), S., J., J., (. (1966). Essentials of Healthier Living (2 ed). United States of America: John & Welley Sons Inc.

Gaya MLA

K, I., C., al), S., J., J., (.. Essentials of Healthier Living. 2 ed United States of America: John & Welley Sons Inc, 1966. Text.