APA

WILLIAMS G. T., REGAN D. F. & SVENSSON B. (1986). ADVENTURES IN THE SOLAR SYSTEM. LOS ANGELES: PRICE STERN SLOAN PUBLISHERS , INC.

Chicago

WILLIAMS GEOFFREY T, REGAN DENNIS F and SVENSSON BORJE. 1986. ADVENTURES IN THE SOLAR SYSTEM. LOS ANGELES: PRICE STERN SLOAN PUBLISHERS , INC.

Harvard

WILLIAMS G. T., REGAN D. F. and SVENSSON B. (1986). ADVENTURES IN THE SOLAR SYSTEM. LOS ANGELES: PRICE STERN SLOAN PUBLISHERS , INC.

MLA

WILLIAMS GEOFFREY T, REGAN DENNIS F and SVENSSON BORJE. ADVENTURES IN THE SOLAR SYSTEM. LOS ANGELES: PRICE STERN SLOAN PUBLISHERS , INC. 1986.