APA Style

BORLAND, HAL. (1965). Our natural world (1). New York: DOUBLEDAY & COMPANY, INC.

Chicago Style

BORLAND, HAL. Our natural world. 1 New York: DOUBLEDAY & COMPANY, INC, 1965. TXB.

MLA Style

BORLAND, HAL. Our natural world. 1 New York: DOUBLEDAY & COMPANY, INC, 1965. TXB.

Turabian Style

BORLAND, HAL. Our natural world. 1 New York: DOUBLEDAY & COMPANY, INC, 1965. TXB.