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.